Finding the Third Proportional to 4,638.75 and 7,374.75
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Solution
The third proportional to 4,638.75 and 7,374.75 is: 11,724.48
Step by Step Solution
- Step 1: Write the proportion equation
4,638.75 : 7,374.75 = 7,374.75 : x - Step 2: Convert to fraction form
4,638.75/7,374.75 = 7,374.75/x - Step 3: Cross multiply
4,638.75x = 7,374.75 × 7,374.75 - Step 4: Simplify right side
4,638.75x = 54,386,937.56 - Step 5: Solve for x
x = 54,386,937.56/4,638.75 - Step 6: Final answer
x = 11,724.48
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These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.