Home / 4,159.91-6,241.55-2,679.90

Finding the Fourth Proportional to 4,159.91, 6,241.55 and 2,679.90

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Solution

The fourth proportional to 4,159.91, 6,241.55 and 2,679.90 is: 4,020.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,159.91 : 6,241.55 = 2,679.90 : x
  2. Step 2: Convert to fraction form
    4,159.91/6,241.55 = 2,679.90/x
  3. Step 3: Cross multiply
    4,159.91x = 6,241.55 × 2,679.90
  4. Step 4: Simplify right side
    4,159.91x = 16,726,716.45
  5. Step 5: Solve for x
    x = 16,726,716.45/4,159.91
  6. Step 6: Final answer
    x = 4,020.94

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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.