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Finding the Fourth Proportional to 6,109.50, 8,432.06 and 3,753.08

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Solution

The fourth proportional to 6,109.50, 8,432.06 and 3,753.08 is: 5,179.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,109.50 : 8,432.06 = 3,753.08 : x
  2. Step 2: Convert to fraction form
    6,109.50/8,432.06 = 3,753.08/x
  3. Step 3: Cross multiply
    6,109.50x = 8,432.06 × 3,753.08
  4. Step 4: Simplify right side
    6,109.50x = 31,646,134.82
  5. Step 5: Solve for x
    x = 31,646,134.82/6,109.50
  6. Step 6: Final answer
    x = 5,179.82

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