Finding the Third Proportional to 4,854 and 7,281
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Solution
The third proportional to 4,854 and 7,281 is: 10,921.50
Step by Step Solution
- Step 1: Write the proportion equation
4,854 : 7,281 = 7,281 : x - Step 2: Convert to fraction form
4,854/7,281 = 7,281/x - Step 3: Cross multiply
4,854x = 7,281 × 7,281 - Step 4: Simplify right side
4,854x = 53,012,961 - Step 5: Solve for x
x = 53,012,961/4,854 - Step 6: Final answer
x = 10,921.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.