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Finding the Fourth Proportional to 9,861.16, 14,791.14 and 5,964.52

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Solution

The fourth proportional to 9,861.16, 14,791.14 and 5,964.52 is: 8,946.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,861.16 : 14,791.14 = 5,964.52 : x
  2. Step 2: Convert to fraction form
    9,861.16/14,791.14 = 5,964.52/x
  3. Step 3: Cross multiply
    9,861.16x = 14,791.14 × 5,964.52
  4. Step 4: Simplify right side
    9,861.16x = 88,222,050.35
  5. Step 5: Solve for x
    x = 88,222,050.35/9,861.16
  6. Step 6: Final answer
    x = 8,946.42

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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.