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Finding the Fourth Proportional to 11,000.03, 15,179.97 and 5,964.20

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Solution

The fourth proportional to 11,000.03, 15,179.97 and 5,964.20 is: 8,230.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,000.03 : 15,179.97 = 5,964.20 : x
  2. Step 2: Convert to fraction form
    11,000.03/15,179.97 = 5,964.20/x
  3. Step 3: Cross multiply
    11,000.03x = 15,179.97 × 5,964.20
  4. Step 4: Simplify right side
    11,000.03x = 90,536,301.17
  5. Step 5: Solve for x
    x = 90,536,301.17/11,000.03
  6. Step 6: Final answer
    x = 8,230.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.