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Finding the Fourth Proportional to 11,173.03, 16,753.81 and 5,910.88

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Solution

The fourth proportional to 11,173.03, 16,753.81 and 5,910.88 is: 8,863.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,173.03 : 16,753.81 = 5,910.88 : x
  2. Step 2: Convert to fraction form
    11,173.03/16,753.81 = 5,910.88/x
  3. Step 3: Cross multiply
    11,173.03x = 16,753.81 × 5,910.88
  4. Step 4: Simplify right side
    11,173.03x = 99,029,760.45
  5. Step 5: Solve for x
    x = 99,029,760.45/11,173.03
  6. Step 6: Final answer
    x = 8,863.29

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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.