Home / 10,327.38-15,490.80-3,753.69

Finding the Fourth Proportional to 10,327.38, 15,490.80 and 3,753.69

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Solution

The fourth proportional to 10,327.38, 15,490.80 and 3,753.69 is: 5,630.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,327.38 : 15,490.80 = 3,753.69 : x
  2. Step 2: Convert to fraction form
    10,327.38/15,490.80 = 3,753.69/x
  3. Step 3: Cross multiply
    10,327.38x = 15,490.80 × 3,753.69
  4. Step 4: Simplify right side
    10,327.38x = 58,147,661.05
  5. Step 5: Solve for x
    x = 58,147,661.05/10,327.38
  6. Step 6: Final answer
    x = 5,630.44

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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.