Scale Factors Worksheet
Lesson 1
Problem:                  Determine the missing dimensions.
The scale of a map is 4 m = 15.5 mi
Map: ________ m
Actual: 45.5 mi
Step 1: 4 m = 15.5mi
Step 2: 1 mi = 4/15.5
Step 3: 45.5 mi = 4/15.5x45.5 = 12
The answer is: 12 m
Try two practice problems: Determine the missing dimensions.
A. The scale factor for a model home is 5 cm = ________ m

Model home: 48.5 cm

Actual: 60.5 m

B. The scale factor for a model boat is 4 cm = ________ m

Model boat: 24.5 cm

Actual: 20.4 m

     

 

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