Math, asked by seannavemala, 8 months ago

Find the third proportional of 4 and 2.8

Answers

Answered by rajivgupta262

Answer:

1.96

Step-by-step explanation:

The third proportional of two numbers a and b is defined to be that number c such that a : b = b : c. So you want to find a number c such that 4 : 2.8 = 2.8 : c.

b² = ac

c = b²/a

c = 7.84/4

= 1.96

hope it helps you,

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