Home / 11,167.80-16,751.49-3,376.61

Finding the Fourth Proportional to 11,167.80, 16,751.49 and 3,376.61

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Solution

The fourth proportional to 11,167.80, 16,751.49 and 3,376.61 is: 5,064.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,167.80 : 16,751.49 = 3,376.61 : x
  2. Step 2: Convert to fraction form
    11,167.80/16,751.49 = 3,376.61/x
  3. Step 3: Cross multiply
    11,167.80x = 16,751.49 × 3,376.61
  4. Step 4: Simplify right side
    11,167.80x = 56,563,248.65
  5. Step 5: Solve for x
    x = 56,563,248.65/11,167.80
  6. Step 6: Final answer
    x = 5,064.85

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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.