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Finding the Fourth Proportional to 8,803.26, 13,179.36 and 6,849.54

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Solution

The fourth proportional to 8,803.26, 13,179.36 and 6,849.54 is: 10,254.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,803.26 : 13,179.36 = 6,849.54 : x
  2. Step 2: Convert to fraction form
    8,803.26/13,179.36 = 6,849.54/x
  3. Step 3: Cross multiply
    8,803.26x = 13,179.36 × 6,849.54
  4. Step 4: Simplify right side
    8,803.26x = 90,272,553.49
  5. Step 5: Solve for x
    x = 90,272,553.49/8,803.26
  6. Step 6: Final answer
    x = 10,254.45

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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.