Home / 10,332.74-15,500.85-4,089.46

Finding the Fourth Proportional to 10,332.74, 15,500.85 and 4,089.46

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Solution

The fourth proportional to 10,332.74, 15,500.85 and 4,089.46 is: 6,134.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,332.74 : 15,500.85 = 4,089.46 : x
  2. Step 2: Convert to fraction form
    10,332.74/15,500.85 = 4,089.46/x
  3. Step 3: Cross multiply
    10,332.74x = 15,500.85 × 4,089.46
  4. Step 4: Simplify right side
    10,332.74x = 63,390,008.09
  5. Step 5: Solve for x
    x = 63,390,008.09/10,332.74
  6. Step 6: Final answer
    x = 6,134.87

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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.