Question

a,b,c is continuous proportion if a=3,c=27 than find b= ?
a. 3
b. 9
c. 27
d. 6
​

Answer 1

Answer:

9

Step-by-step explanation:

Given a, b and c are in continued proportion

⇒

a / b = c/ d

⇒ac=b

2

⇒3×27=b

2

⇒81=b

2

⇒b=9.

Answer 2

Step-by-step explanation:

Here a, b and c are in continuous proportion then by the rule of proportion we have

=> a / b = b / c

=> b^2 = a * c

=> b^2 = 3 * 27

=> b = 9

Hence Option ( B ) is the right Answer.

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