Home / 11,204.92-16,805.32-3,305.80

Finding the Fourth Proportional to 11,204.92, 16,805.32 and 3,305.80

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Solution

The fourth proportional to 11,204.92, 16,805.32 and 3,305.80 is: 4,958.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,204.92 : 16,805.32 = 3,305.80 : x
  2. Step 2: Convert to fraction form
    11,204.92/16,805.32 = 3,305.80/x
  3. Step 3: Cross multiply
    11,204.92x = 16,805.32 × 3,305.80
  4. Step 4: Simplify right side
    11,204.92x = 55,555,026.86
  5. Step 5: Solve for x
    x = 55,555,026.86/11,204.92
  6. Step 6: Final answer
    x = 4,958.09

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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.