Find the common ratio for the geometric sequence with the given information. ai = 4374; a4 = 162 3 1/3 1/4 3/2

asked Jan 28, 2022 196k views

0 votes

Find the common ratio for the geometric sequence with the given information.

ai = 4374; a4 = 162
3
1/3
1/4
3/2

4.4k points

Please log in or register to add a comment.

10 votes

Thxxx bbbbbbb. Bbbbb

Runspired answered Jan 30, 2022

5.6k points

12 votes

I think you mean a1, not ai.
a_4 = a_1r^(4-1)
162 = 4374r^3
r^3 = 27
r = 3

Jaehyun Shin answered Feb 2, 2022

5.5k points

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

5.3m questions

6.9m answers