Use the form below to do your conversion.
Solution
Step1
Log78221=Log(8221) ÷ Log(7)
Log(8221)= 3.9149246482051
Log(7)=0.84509804001426
Log78221=3.9149246482051 ÷ 0.84509804001426
Ans=4.6325094401344
Step2
Alternatively, the logarithm can be calculated like this.