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Finding the Fourth Proportional to 11,333.10, 16,995.04 and 6,662.49

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Solution

The fourth proportional to 11,333.10, 16,995.04 and 6,662.49 is: 9,991.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,333.10 : 16,995.04 = 6,662.49 : x
  2. Step 2: Convert to fraction form
    11,333.10/16,995.04 = 6,662.49/x
  3. Step 3: Cross multiply
    11,333.10x = 16,995.04 × 6,662.49
  4. Step 4: Simplify right side
    11,333.10x = 113,229,294.10
  5. Step 5: Solve for x
    x = 113,229,294.10/11,333.10
  6. Step 6: Final answer
    x = 9,991.02

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Double scale
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Similar ratio
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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.