Home / 5,363.28-8,040.44-3,630.80

Finding the Fourth Proportional to 5,363.28, 8,040.44 and 3,630.80

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Solution

The fourth proportional to 5,363.28, 8,040.44 and 3,630.80 is: 5,443.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,363.28 : 8,040.44 = 3,630.80 : x
  2. Step 2: Convert to fraction form
    5,363.28/8,040.44 = 3,630.80/x
  3. Step 3: Cross multiply
    5,363.28x = 8,040.44 × 3,630.80
  4. Step 4: Simplify right side
    5,363.28x = 29,193,229.55
  5. Step 5: Solve for x
    x = 29,193,229.55/5,363.28
  6. Step 6: Final answer
    x = 5,443.17

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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.