Proportion

Related Words

Definition of Proportion

A proportion is an equation written in the form Proportionstating that two ratios are equivalent.

In other words, two sets of numbers are proportional if one set is a constant times the other.


Video Examples: What is a Proportion?


Example of Proportion

    example of Proportion, example of Proportion are examples of proportions.

Solved Example on Proportion

Ques: A cardboard model of a Honda bike is part of an outdoor display. Its height is 4 ft. The actual Honda bike is 5 ft long and 2 ft high. Find the length of the model, if its dimensions are proportionate to the real bike.

    Choices:
    A. 11 ft
    B. 12 ft
    C. 9 ft
    D. 10 ft
    Correct Answer: D

Solution:

    Step 1: Let n be the length of Honda bike cardboard model.
    Step 2:                  [Write a proportion.]
    Step 3: n × 2 = 4 × 5         [Write the cross products.]
    Step 4: n = 10 [Simplify the expression.]
    Step 5: The length of the Honda bike cardboard model is 10 ft.

Translate :

Please provide your email for a free trial as a Teacher or Student. This trial will be valid for the current academic year (2015-16). An email to this address includes the password to login to the full web application. You will also receive other promotional emails as and when such deals become available.

I am a Teacher Student