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Finding the Fourth Proportional to 4,000.92, 5,999.52 and 1,226.88

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Solution

The fourth proportional to 4,000.92, 5,999.52 and 1,226.88 is: 1,839.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000.92 : 5,999.52 = 1,226.88 : x
  2. Step 2: Convert to fraction form
    4,000.92/5,999.52 = 1,226.88/x
  3. Step 3: Cross multiply
    4,000.92x = 5,999.52 × 1,226.88
  4. Step 4: Simplify right side
    4,000.92x = 7,360,691.10
  5. Step 5: Solve for x
    x = 7,360,691.10/4,000.92
  6. Step 6: Final answer
    x = 1,839.75

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1.5x scale

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.