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Finding the Fourth Proportional to 9,951.10, 14,914.63 and 4,398.14

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Solution

The fourth proportional to 9,951.10, 14,914.63 and 4,398.14 is: 6,591.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,951.10 : 14,914.63 = 4,398.14 : x
  2. Step 2: Convert to fraction form
    9,951.10/14,914.63 = 4,398.14/x
  3. Step 3: Cross multiply
    9,951.10x = 14,914.63 × 4,398.14
  4. Step 4: Simplify right side
    9,951.10x = 65,596,630.79
  5. Step 5: Solve for x
    x = 65,596,630.79/9,951.10
  6. Step 6: Final answer
    x = 6,591.90

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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.