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Finding the Fourth Proportional to 6,324.36, 9,488.36 and 2,625.90

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Solution

The fourth proportional to 6,324.36, 9,488.36 and 2,625.90 is: 3,939.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,324.36 : 9,488.36 = 2,625.90 : x
  2. Step 2: Convert to fraction form
    6,324.36/9,488.36 = 2,625.90/x
  3. Step 3: Cross multiply
    6,324.36x = 9,488.36 × 2,625.90
  4. Step 4: Simplify right side
    6,324.36x = 24,915,484.52
  5. Step 5: Solve for x
    x = 24,915,484.52/6,324.36
  6. Step 6: Final answer
    x = 3,939.61

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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.