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The common ratio of a geometric sequence is 3 and the 8th term is 4,374. What is the 4th term in this sequence?​

Respuesta :

Answer:

the first term is a1

the 8th term is a8

the 4th term is a4

we have:

[tex]a8=a1.3^{7}\\\\<=>4374=a1.3^{7}\\\\<=>a1=2[/tex]

with a1 = 0,002 => a4 = a1.3³ = 2.27 =54

Step-by-step explanation:

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