Home / 10,510.38-15,760.49-3,753.68

Finding the Fourth Proportional to 10,510.38, 15,760.49 and 3,753.68

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Solution

The fourth proportional to 10,510.38, 15,760.49 and 3,753.68 is: 5,628.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,510.38 : 15,760.49 = 3,753.68 : x
  2. Step 2: Convert to fraction form
    10,510.38/15,760.49 = 3,753.68/x
  3. Step 3: Cross multiply
    10,510.38x = 15,760.49 × 3,753.68
  4. Step 4: Simplify right side
    10,510.38x = 59,159,738.53
  5. Step 5: Solve for x
    x = 59,159,738.53/10,510.38
  6. Step 6: Final answer
    x = 5,628.70

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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.