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Finding the Fourth Proportional to 8,807.54, 12,154.25 and 4,829.02

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Solution

The fourth proportional to 8,807.54, 12,154.25 and 4,829.02 is: 6,663.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,807.54 : 12,154.25 = 4,829.02 : x
  2. Step 2: Convert to fraction form
    8,807.54/12,154.25 = 4,829.02/x
  3. Step 3: Cross multiply
    8,807.54x = 12,154.25 × 4,829.02
  4. Step 4: Simplify right side
    8,807.54x = 58,693,098.02
  5. Step 5: Solve for x
    x = 58,693,098.02/8,807.54
  6. Step 6: Final answer
    x = 6,663.96

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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.