Applying Proportion to Scale Models

The scale on a highway construction drawing is 0.5 inches for every 45 miles. If the drawing shows the highway is 4 inches long, how long is the actual highway

• 360 mi

• 11.25 mi

• 180 mi

• 22.5 in

Adam drafts his favorite modular home on a scale drawing. The drawing scale is 2 inches for each foot. If the drawing is

60 inches long, how long is the actual modular home?

• 120 in

• 120 ft

• 30 in

• 30 ft

A map has a scale of 2 cm for every 25 miles. The distance on the map between Griffin Park and the San Diego Zoo is 10 cm. How far is the actual distance?

• 125 mi

• 250 mi

• 20 mi

• 5 mi

A scale drawing of a house shows 9cm ×10cm. If 6cm=12 ft, what are the actual dimensions?

• 9ft x 10ft

• 1ft x 2ft

• 12ft x 6ft

• 18ft x 20ft

The scale of a map says that 6 cm represents 15 km. What distance on the map represents an actual distance of 6 kilometers?

Which proportion represents the problem?

The scale of a map says that 6 cm represents 15 km.
What is the actual number of kilometers that is represented by 16 cm on the map?

Select the correct proportion that represents the problem

Sharon is decreasing the size of a diagram of a leaf that is 30 centimeters long by 10 centimeters wide. If the reduced diagram is 4 centimeters wide, how long will it be? Select the proportion that represents this problem

On Carlos’s map, Greenville and North Valley are 4.5 inches apart. The scale on his map is 1 inch = 20 miles. How far is Greenville from North Valley?

On a map, Mesquite is 5 inches from Dallas. If the map's scale is 1 inche = 3 miles, what is the actual distance from Mesquite to Dallas?

• 15

• 5

• 10

• 14

Using 2 in = 35 miles, solve: The distance between Troy City and Ben City is 315 miles. How far apart are they on the map?