Home / 11,249.66-16,874.42-3,753.81

Finding the Fourth Proportional to 11,249.66, 16,874.42 and 3,753.81

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Solution

The fourth proportional to 11,249.66, 16,874.42 and 3,753.81 is: 5,630.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,249.66 : 16,874.42 = 3,753.81 : x
  2. Step 2: Convert to fraction form
    11,249.66/16,874.42 = 3,753.81/x
  3. Step 3: Cross multiply
    11,249.66x = 16,874.42 × 3,753.81
  4. Step 4: Simplify right side
    11,249.66x = 63,343,347.77
  5. Step 5: Solve for x
    x = 63,343,347.77/11,249.66
  6. Step 6: Final answer
    x = 5,630.69

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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.