Home / 9,046.91-13,567.49-3,781.91

Finding the Fourth Proportional to 9,046.91, 13,567.49 and 3,781.91

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Solution

The fourth proportional to 9,046.91, 13,567.49 and 3,781.91 is: 5,671.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,046.91 : 13,567.49 = 3,781.91 : x
  2. Step 2: Convert to fraction form
    9,046.91/13,567.49 = 3,781.91/x
  3. Step 3: Cross multiply
    9,046.91x = 13,567.49 × 3,781.91
  4. Step 4: Simplify right side
    9,046.91x = 51,311,007.20
  5. Step 5: Solve for x
    x = 51,311,007.20/9,046.91
  6. Step 6: Final answer
    x = 5,671.66

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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.