Writing and Solving Proportions
Use equivalent ratios
to solve the proportion.
The value of the variable is 
3     a
7    21
=
Use equivalent ratios
to solve the proportion.
The value of the variable is 
 4      w36     9
=
Use equivalent ratios
to solve the proportion.
The value of the variable is 
 2      18 p      45
=
Use equivalent ratios
to solve the proportion.
The value of the variable is 
 4       c     10
=
Use equivalent ratios
to solve the proportion.
The value of the variable is 
 14      42  8       m
=
Use equivalent ratios
to solve the proportion.
The value of the variable is 
 51      3  x       2
=
Use equivalent ratios
to solve the proportion.
The value of the variable is 
 11      121  4         w
=
Use equivalent ratios
to solve the proportion.
The value of the variable is 
 65      13  k        6
=
Use Algebra to solvethe proportion.
The value of the variable is 
 h       8     12
=
Use Algebra to solvethe proportion.
The value of the variable is 
  k        27      6
=
Use Algebra to solvethe proportion.
The value of the variable is 
  6        14      21
=
Use Algebra to solvethe proportion.
The value of the variable is 
  20         16      12
=
Use Algebra to solvethe proportion.
Round answer in hundrendths place. 
The value of the variable is 
  m        5    20      16
=
Use Algebra to solvethe proportion.
The value of the variable is 
Round answer in tenths place. 
  h        7    8      10
=
Use Algebra to solvethe proportion.
The value of the variable is 
  30        b    6          7
=
Use Algebra to solvethe proportion.
The value of the variable is 
  z        5    8        7
=
Use Algebra to solvethe proportion.
The value of the variable is 
  36        d    42       28
=
Use Algebra to solvethe proportion.
The value of the variable is 
  30        12     v         16
=
Use Algebra to solvethe proportion.
The value of the variable is 
  8        6    x       15
=
Use Algebra to solvethe proportion.
The value of the variable is 
  22       16   33        y
=
Use Algebra to solvethe proportion.
The value of the variable is 
  4        24      z
=
参加了这次测试的学生也参加了 :

创建 That Quiz — 针对各年级学生的数学测试网站.