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Finding the Fourth Proportional to 4,487.32, 6,192.32 and 2,497.82

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Solution

The fourth proportional to 4,487.32, 6,192.32 and 2,497.82 is: 3,446.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,487.32 : 6,192.32 = 2,497.82 : x
  2. Step 2: Convert to fraction form
    4,487.32/6,192.32 = 2,497.82/x
  3. Step 3: Cross multiply
    4,487.32x = 6,192.32 × 2,497.82
  4. Step 4: Simplify right side
    4,487.32x = 15,467,300.74
  5. Step 5: Solve for x
    x = 15,467,300.74/4,487.32
  6. Step 6: Final answer
    x = 3,446.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.