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Finding the Fourth Proportional to 8,892.96, 13,335.53 and 4,731.98

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Solution

The fourth proportional to 8,892.96, 13,335.53 and 4,731.98 is: 7,095.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,892.96 : 13,335.53 = 4,731.98 : x
  2. Step 2: Convert to fraction form
    8,892.96/13,335.53 = 4,731.98/x
  3. Step 3: Cross multiply
    8,892.96x = 13,335.53 × 4,731.98
  4. Step 4: Simplify right side
    8,892.96x = 63,103,399.41
  5. Step 5: Solve for x
    x = 63,103,399.41/8,892.96
  6. Step 6: Final answer
    x = 7,095.88

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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.