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Finding the Fourth Proportional to 11,249.53, 16,843.11 and 7,305.37

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Solution

The fourth proportional to 11,249.53, 16,843.11 and 7,305.37 is: 10,937.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,249.53 : 16,843.11 = 7,305.37 : x
  2. Step 2: Convert to fraction form
    11,249.53/16,843.11 = 7,305.37/x
  3. Step 3: Cross multiply
    11,249.53x = 16,843.11 × 7,305.37
  4. Step 4: Simplify right side
    11,249.53x = 123,045,150.50
  5. Step 5: Solve for x
    x = 123,045,150.50/11,249.53
  6. Step 6: Final answer
    x = 10,937.80

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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.