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Finding the Fourth Proportional to 8,930.71, 12,324.33 and 4,952.41

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Solution

The fourth proportional to 8,930.71, 12,324.33 and 4,952.41 is: 6,834.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,930.71 : 12,324.33 = 4,952.41 : x
  2. Step 2: Convert to fraction form
    8,930.71/12,324.33 = 4,952.41/x
  3. Step 3: Cross multiply
    8,930.71x = 12,324.33 × 4,952.41
  4. Step 4: Simplify right side
    8,930.71x = 61,035,135.14
  5. Step 5: Solve for x
    x = 61,035,135.14/8,930.71
  6. Step 6: Final answer
    x = 6,834.30

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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.