Home / 3,951.11-5,452.07-2,182.61

Finding the Fourth Proportional to 3,951.11, 5,452.07 and 2,182.61

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Solution

The fourth proportional to 3,951.11, 5,452.07 and 2,182.61 is: 3,011.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,951.11 : 5,452.07 = 2,182.61 : x
  2. Step 2: Convert to fraction form
    3,951.11/5,452.07 = 2,182.61/x
  3. Step 3: Cross multiply
    3,951.11x = 5,452.07 × 2,182.61
  4. Step 4: Simplify right side
    3,951.11x = 11,899,761.59
  5. Step 5: Solve for x
    x = 11,899,761.59/3,951.11
  6. Step 6: Final answer
    x = 3,011.75

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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.