Solving Proportions - Word Problems

Write and solve a proportion for

each problem situation.

Select the proportion that could be used to solve each

problem.

 

Then solve it.

 

Use decimal answers.

 

Round to the nearest hundredth when necessary.

Five pounds of almonds cost $24.95.  How many

pounds can you buy with $14.97?

    5        14.97  

    24.95         x

    5             x    

    24.95      14.97

=
=

x =             pounds

     5           24.95

     14.97           x

  5       14.97

     x        24.95

=
=

Lilia uses 4 cups of flour to make 24 cookies.  How

many cookies can she make with 6 cups of flour?

  4      24  

      x       6

  4       x 

    24       6

=
=

x =             cookies

 4         6  

    24        x

  4        x 

     6        24  

=
=

Miquea can run 23 meters in 3 seconds.  At the same

rate how many meters can she run in one minute?

  23      x  

      3        1

 23      3 

     x        1

=
=

x =             meters

 23      60  

     3         x

 23        x 

     3        60  

=
=

The following triangles are similar.  Find the value of x.

  2       x 

      7      11

  11      2  

       x       7

2
=
=
11

x =           

7

 11      7 

     x        2  

 11      7  

     2        x

=
=
x

Bernie makes copies for his Spanish teacher. The copy

machine makes 17 copies in 10 seconds.  He is making

copies of the chapter 6 test.  Each test is 2 pages and

his teacher needs 80 tests printed.  How long will it

take him to make these copies?

 17      2 

     10      x

  17       80  

      10        x

=
=

x =             seconds

 17        80 

     10        2x  

 17      160  

     10        x

=
=
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