Applying Proportion to Scale Models

A model of a planned baseball stadium is 2 ft wide. The actual stadium will be 200 yd wide. What is the scale?

• 2 feet = 50 yards

• 1 foot = 200 yards

• 1 foot = 100 yards

• 1 foot = 50 yards

On a map, the distance between two towns in 2.6 cm. The scale of the map is 1 cm:50 km. What is the actual distance between the two towns?

• 100 km

• 130 km

• 70 km

• 150 km

What is the scale factor?

• 4

• 25

• 5

• 6

What is the scale factor?

• 1/2

• 7/3

• 2

• 10/3

An architect built a scale model of a sports stadium using a scale in which 2 inches represents 30 feet. The height of the sports stadium is 180 feet. What is the height of the scale model in inches?

• 3 in.

• 105 in.

• 12 in.

• 60 in.

• 3 in

• 105 in

• 12 in

• 60 in

A scale model of a whale is being built. The actual length of the whale is 65 feet. The scale of the model is 2 in : 3 ft. What will be the length of the model?

• 97.5 inches

• 30.6 inches

• 41.56 inches

• 43.33 inches

Using the same scale, what is the diameter, in inches, of the largest wheel on Denise's scale model?

• 3.75

• 5.75

• 16

• 44

Which table does NOT show a proportional relationship between x and y?

• A

• B

• C

A model of a planned baseball stadium is 2 ft wide. The actual stadium will be 200 yd wide. What is the scale?

• 2 feet = 50 yards

• 1 foot = 200 yards

• 1 foot = 100 yards

• 1 foot = 50 yards