Determining the proportional relationship between two numbers, specifically expressing one number as a fraction of another scaled to one hundred, is a fundamental mathematical operation. In the instance where the objective is to represent the number 5 as a percentage of the number 12, a specific calculation is required. This involves dividing the part (5) by the whole (12) and subsequently multiplying the result by 100 to obtain the percentage equivalent. For example, this process enables the conversion of a fractional or decimal value into a readily understandable proportional representation.
The ability to calculate percentages is a valuable skill across various domains. From financial analysis, where it is used to determine growth rates or investment returns, to statistical reporting, where it provides a standardized way to compare data sets, the applicability of percentage calculations is wide-ranging. Historically, the concept of percentages has facilitated trade and commerce by providing a common language for expressing proportions and facilitating standardized comparisons across different quantities. This understanding allows for easier interpretation and communication of numerical relationships.