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Finding the Fourth Proportional to 8,795.32, 13,193.64 and 2,951.88

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Solution

The fourth proportional to 8,795.32, 13,193.64 and 2,951.88 is: 4,428.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,795.32 : 13,193.64 = 2,951.88 : x
  2. Step 2: Convert to fraction form
    8,795.32/13,193.64 = 2,951.88/x
  3. Step 3: Cross multiply
    8,795.32x = 13,193.64 × 2,951.88
  4. Step 4: Simplify right side
    8,795.32x = 38,946,042.04
  5. Step 5: Solve for x
    x = 38,946,042.04/8,795.32
  6. Step 6: Final answer
    x = 4,428.04

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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.