Home / 10,774.28-16,159.07-3,377.77

Finding the Fourth Proportional to 10,774.28, 16,159.07 and 3,377.77

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Solution

The fourth proportional to 10,774.28, 16,159.07 and 3,377.77 is: 5,065.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,774.28 : 16,159.07 = 3,377.77 : x
  2. Step 2: Convert to fraction form
    10,774.28/16,159.07 = 3,377.77/x
  3. Step 3: Cross multiply
    10,774.28x = 16,159.07 × 3,377.77
  4. Step 4: Simplify right side
    10,774.28x = 54,581,589.92
  5. Step 5: Solve for x
    x = 54,581,589.92/10,774.28
  6. Step 6: Final answer
    x = 5,065.91

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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.