Home / 10,414.50-15,612.48-3,839.10

Finding the Fourth Proportional to 10,414.50, 15,612.48 and 3,839.10

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Solution

The fourth proportional to 10,414.50, 15,612.48 and 3,839.10 is: 5,755.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,414.50 : 15,612.48 = 3,839.10 : x
  2. Step 2: Convert to fraction form
    10,414.50/15,612.48 = 3,839.10/x
  3. Step 3: Cross multiply
    10,414.50x = 15,612.48 × 3,839.10
  4. Step 4: Simplify right side
    10,414.50x = 59,937,871.97
  5. Step 5: Solve for x
    x = 59,937,871.97/10,414.50
  6. Step 6: Final answer
    x = 5,755.23

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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.