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Finding the Fourth Proportional to 11,001, 16,501.02 and 5,452.20

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Solution

The fourth proportional to 11,001, 16,501.02 and 5,452.20 is: 8,178.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,001 : 16,501.02 = 5,452.20 : x
  2. Step 2: Convert to fraction form
    11,001/16,501.02 = 5,452.20/x
  3. Step 3: Cross multiply
    11,001x = 16,501.02 × 5,452.20
  4. Step 4: Simplify right side
    11,001x = 89,966,861.24
  5. Step 5: Solve for x
    x = 89,966,861.24/11,001
  6. Step 6: Final answer
    x = 8,178.06

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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.