Home / 10,251.91-15,377.10-2,754.85

Finding the Fourth Proportional to 10,251.91, 15,377.10 and 2,754.85

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Solution

The fourth proportional to 10,251.91, 15,377.10 and 2,754.85 is: 4,132.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,251.91 : 15,377.10 = 2,754.85 : x
  2. Step 2: Convert to fraction form
    10,251.91/15,377.10 = 2,754.85/x
  3. Step 3: Cross multiply
    10,251.91x = 15,377.10 × 2,754.85
  4. Step 4: Simplify right side
    10,251.91x = 42,361,603.94
  5. Step 5: Solve for x
    x = 42,361,603.94/10,251.91
  6. Step 6: Final answer
    x = 4,132.07

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1.5x scale

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.