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Finding the Fourth Proportional to 7,963.11, 11,943.05 and 4,456.62

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Solution

The fourth proportional to 7,963.11, 11,943.05 and 4,456.62 is: 6,684.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,963.11 : 11,943.05 = 4,456.62 : x
  2. Step 2: Convert to fraction form
    7,963.11/11,943.05 = 4,456.62/x
  3. Step 3: Cross multiply
    7,963.11x = 11,943.05 × 4,456.62
  4. Step 4: Simplify right side
    7,963.11x = 53,225,613.21
  5. Step 5: Solve for x
    x = 53,225,613.21/7,963.11
  6. Step 6: Final answer
    x = 6,684.02

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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.