Home / 11,073.40-16,610.10-8,999.80

Finding the Fourth Proportional to 11,073.40, 16,610.10 and 8,999.80

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Solution

The fourth proportional to 11,073.40, 16,610.10 and 8,999.80 is: 13,499.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,073.40 : 16,610.10 = 8,999.80 : x
  2. Step 2: Convert to fraction form
    11,073.40/16,610.10 = 8,999.80/x
  3. Step 3: Cross multiply
    11,073.40x = 16,610.10 × 8,999.80
  4. Step 4: Simplify right side
    11,073.40x = 149,487,577.98
  5. Step 5: Solve for x
    x = 149,487,577.98/11,073.40
  6. Step 6: Final answer
    x = 13,499.70

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Half scale
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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.