Using proportions, it is found that the fraction of each candy bar that each friend will get is:
[tex]\frac{2}{3}[/tex].
A proportion is a fraction of a total amount, and the measures are related using a rule of three.
Considering the three friends that were there initially and the three that arrived later, 4 candy bars will be split between 6 friends, hence the fraction that each will get is:
[tex]\frac{4}{6} = \frac{2}{3}[/tex]
More can be learned about proportions at https://brainly.com/question/24372153
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