Home / 10,514.28-15,761.64-3,944.82

Finding the Fourth Proportional to 10,514.28, 15,761.64 and 3,944.82

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Solution

The fourth proportional to 10,514.28, 15,761.64 and 3,944.82 is: 5,913.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,514.28 : 15,761.64 = 3,944.82 : x
  2. Step 2: Convert to fraction form
    10,514.28/15,761.64 = 3,944.82/x
  3. Step 3: Cross multiply
    10,514.28x = 15,761.64 × 3,944.82
  4. Step 4: Simplify right side
    10,514.28x = 62,176,832.70
  5. Step 5: Solve for x
    x = 62,176,832.70/10,514.28
  6. Step 6: Final answer
    x = 5,913.56

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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.