Home / 5,486.52-8,229.76-1,382.52

Finding the Fourth Proportional to 5,486.52, 8,229.76 and 1,382.52

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Solution

The fourth proportional to 5,486.52, 8,229.76 and 1,382.52 is: 2,073.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,486.52 : 8,229.76 = 1,382.52 : x
  2. Step 2: Convert to fraction form
    5,486.52/8,229.76 = 1,382.52/x
  3. Step 3: Cross multiply
    5,486.52x = 8,229.76 × 1,382.52
  4. Step 4: Simplify right side
    5,486.52x = 11,377,807.80
  5. Step 5: Solve for x
    x = 11,377,807.80/5,486.52
  6. Step 6: Final answer
    x = 2,073.77

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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.