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Finding the Fourth Proportional to 8,333.62, 12,495.67 and 3,951.11

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Solution

The fourth proportional to 8,333.62, 12,495.67 and 3,951.11 is: 5,924.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,333.62 : 12,495.67 = 3,951.11 : x
  2. Step 2: Convert to fraction form
    8,333.62/12,495.67 = 3,951.11/x
  3. Step 3: Cross multiply
    8,333.62x = 12,495.67 × 3,951.11
  4. Step 4: Simplify right side
    8,333.62x = 49,371,788.06
  5. Step 5: Solve for x
    x = 49,371,788.06/8,333.62
  6. Step 6: Final answer
    x = 5,924.41

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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.