Home / 7,377.27-11,067.87-3,217.61

Finding the Fourth Proportional to 7,377.27, 11,067.87 and 3,217.61

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Solution

The fourth proportional to 7,377.27, 11,067.87 and 3,217.61 is: 4,827.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,377.27 : 11,067.87 = 3,217.61 : x
  2. Step 2: Convert to fraction form
    7,377.27/11,067.87 = 3,217.61/x
  3. Step 3: Cross multiply
    7,377.27x = 11,067.87 × 3,217.61
  4. Step 4: Simplify right side
    7,377.27x = 35,612,089.19
  5. Step 5: Solve for x
    x = 35,612,089.19/7,377.27
  6. Step 6: Final answer
    x = 4,827.28

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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.