Home / 11,169.09-16,756.38-3,377.70

Finding the Fourth Proportional to 11,169.09, 16,756.38 and 3,377.70

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Solution

The fourth proportional to 11,169.09, 16,756.38 and 3,377.70 is: 5,067.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,169.09 : 16,756.38 = 3,377.70 : x
  2. Step 2: Convert to fraction form
    11,169.09/16,756.38 = 3,377.70/x
  3. Step 3: Cross multiply
    11,169.09x = 16,756.38 × 3,377.70
  4. Step 4: Simplify right side
    11,169.09x = 56,598,024.73
  5. Step 5: Solve for x
    x = 56,598,024.73/11,169.09
  6. Step 6: Final answer
    x = 5,067.38

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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.