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Finding the Fourth Proportional to 6,591.92, 9,888.96 and 2,695.28

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Solution

The fourth proportional to 6,591.92, 9,888.96 and 2,695.28 is: 4,043.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,591.92 : 9,888.96 = 2,695.28 : x
  2. Step 2: Convert to fraction form
    6,591.92/9,888.96 = 2,695.28/x
  3. Step 3: Cross multiply
    6,591.92x = 9,888.96 × 2,695.28
  4. Step 4: Simplify right side
    6,591.92x = 26,653,516.11
  5. Step 5: Solve for x
    x = 26,653,516.11/6,591.92
  6. Step 6: Final answer
    x = 4,043.36

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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.