Home / 10,440.24-15,660.68-3,044.52

Finding the Fourth Proportional to 10,440.24, 15,660.68 and 3,044.52

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Solution

The fourth proportional to 10,440.24, 15,660.68 and 3,044.52 is: 4,566.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,440.24 : 15,660.68 = 3,044.52 : x
  2. Step 2: Convert to fraction form
    10,440.24/15,660.68 = 3,044.52/x
  3. Step 3: Cross multiply
    10,440.24x = 15,660.68 × 3,044.52
  4. Step 4: Simplify right side
    10,440.24x = 47,679,253.47
  5. Step 5: Solve for x
    x = 47,679,253.47/10,440.24
  6. Step 6: Final answer
    x = 4,566.87

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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.