Home / 3,932.30-5,425.97-2,338.91

Finding the Fourth Proportional to 3,932.30, 5,425.97 and 2,338.91

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Solution

The fourth proportional to 3,932.30, 5,425.97 and 2,338.91 is: 3,227.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,932.30 : 5,425.97 = 2,338.91 : x
  2. Step 2: Convert to fraction form
    3,932.30/5,425.97 = 2,338.91/x
  3. Step 3: Cross multiply
    3,932.30x = 5,425.97 × 2,338.91
  4. Step 4: Simplify right side
    3,932.30x = 12,690,816.67
  5. Step 5: Solve for x
    x = 12,690,816.67/3,932.30
  6. Step 6: Final answer
    x = 3,227.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.