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Finding the Fourth Proportional to 6,398.44, 9,591.96 and 2,505.56

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Solution

The fourth proportional to 6,398.44, 9,591.96 and 2,505.56 is: 3,756.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,398.44 : 9,591.96 = 2,505.56 : x
  2. Step 2: Convert to fraction form
    6,398.44/9,591.96 = 2,505.56/x
  3. Step 3: Cross multiply
    6,398.44x = 9,591.96 × 2,505.56
  4. Step 4: Simplify right side
    6,398.44x = 24,033,231.30
  5. Step 5: Solve for x
    x = 24,033,231.30/6,398.44
  6. Step 6: Final answer
    x = 3,756.11

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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.