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Finding the Fourth Proportional to 7,252.24, 10,879.80 and 3,092.20

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Solution

The fourth proportional to 7,252.24, 10,879.80 and 3,092.20 is: 4,638.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,252.24 : 10,879.80 = 3,092.20 : x
  2. Step 2: Convert to fraction form
    7,252.24/10,879.80 = 3,092.20/x
  3. Step 3: Cross multiply
    7,252.24x = 10,879.80 × 3,092.20
  4. Step 4: Simplify right side
    7,252.24x = 33,642,517.56
  5. Step 5: Solve for x
    x = 33,642,517.56/7,252.24
  6. Step 6: Final answer
    x = 4,638.91

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.