Home / 5,360.68-8,049.86-3,616.88

Finding the Fourth Proportional to 5,360.68, 8,049.86 and 3,616.88

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Solution

The fourth proportional to 5,360.68, 8,049.86 and 3,616.88 is: 5,431.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,360.68 : 8,049.86 = 3,616.88 : x
  2. Step 2: Convert to fraction form
    5,360.68/8,049.86 = 3,616.88/x
  3. Step 3: Cross multiply
    5,360.68x = 8,049.86 × 3,616.88
  4. Step 4: Simplify right side
    5,360.68x = 29,115,359.55
  5. Step 5: Solve for x
    x = 29,115,359.55/5,360.68
  6. Step 6: Final answer
    x = 5,431.29

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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.