Finding the Third Proportional to 4,830 and 7,653
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Solution
The third proportional to 4,830 and 7,653 is: 12,125.96
Step by Step Solution
- Step 1: Write the proportion equation
4,830 : 7,653 = 7,653 : x - Step 2: Convert to fraction form
4,830/7,653 = 7,653/x - Step 3: Cross multiply
4,830x = 7,653 × 7,653 - Step 4: Simplify right side
4,830x = 58,568,409 - Step 5: Solve for x
x = 58,568,409/4,830 - Step 6: Final answer
x = 12,125.96
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Why These Related Problems?
These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.