Home / 3,169.45-4,375.25-2,092.69

Finding the Fourth Proportional to 3,169.45, 4,375.25 and 2,092.69

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Solution

The fourth proportional to 3,169.45, 4,375.25 and 2,092.69 is: 2,888.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,169.45 : 4,375.25 = 2,092.69 : x
  2. Step 2: Convert to fraction form
    3,169.45/4,375.25 = 2,092.69/x
  3. Step 3: Cross multiply
    3,169.45x = 4,375.25 × 2,092.69
  4. Step 4: Simplify right side
    3,169.45x = 9,156,041.92
  5. Step 5: Solve for x
    x = 9,156,041.92/3,169.45
  6. Step 6: Final answer
    x = 2,888.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.