Home / 10,251.27-15,377.46-5,872.95

Finding the Fourth Proportional to 10,251.27, 15,377.46 and 5,872.95

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Solution

The fourth proportional to 10,251.27, 15,377.46 and 5,872.95 is: 8,809.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,251.27 : 15,377.46 = 5,872.95 : x
  2. Step 2: Convert to fraction form
    10,251.27/15,377.46 = 5,872.95/x
  3. Step 3: Cross multiply
    10,251.27x = 15,377.46 × 5,872.95
  4. Step 4: Simplify right side
    10,251.27x = 90,311,053.71
  5. Step 5: Solve for x
    x = 90,311,053.71/10,251.27
  6. Step 6: Final answer
    x = 8,809.74

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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.