Find the value of x in the following proportions : 2.5 : 1.5 = x : 3

Sum

2.5 : 1.5 = x : 3
⇒ 1.5 × x = 2.5 x 3
x = `(2.5 xx 3)/(1.5)`
= 5.0.

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Chapter 6: Ratio and Proportion - Exercise 7.2

Chapter 6 Ratio and Proportion
Exercise 7.2 | Q 1.3

6 is the mean proportion between two numbers x and y and 48 is the third proportional of x and y. Find the numbers.

Using properties of proportion, solve for x:

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Write (T) for true and (F) for false in case of the following:

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Are the following statements true?

45 km : 60 km = 12 hours : 15 hours