Question

A map of Texas has a scale of 1 in: 65 mi. The

distance from Dallas to San Antonio is 260 miles. What
is the distance on the map?

Answer 1

Answer: 4in

Step-by-step explanation: We can write this as a proportion equation:

x

260

mi

=

1

in

65

mi

Multiply each side of the equation by

260

mi

to solve for

x

while keeping the equation balanced:

260

mi

×

x

260

mi

=

260

mi

×

1

in

65

mi

260

mi

×

x

260

mi

=

260

mi

×

1

in

65

mi

x

=

260

×

1

in

65

x

=

260

in

65

x

=

4in

Answer 2

• 4 in

Explanation:

Use the ratio below:

• 1 in → 65 mi
• x in → 260 mi
• x = 260*1/65 = 4 in