Finding the Fourth Proportional to 4,812, 6,640.56 and 2,604
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Solution
The fourth proportional to 4,812, 6,640.56 and 2,604 is: 3,593.52
Step by Step Solution
- Step 1: Write the proportion equation
4,812 : 6,640.56 = 2,604 : x - Step 2: Convert to fraction form
4,812/6,640.56 = 2,604/x - Step 3: Cross multiply
4,812x = 6,640.56 × 2,604 - Step 4: Simplify right side
4,812x = 17,292,018.24 - Step 5: Solve for x
x = 17,292,018.24/4,812 - Step 6: Final answer
x = 3,593.52
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.