Home / 3,962.88-5,468.90-2,194.65

Finding the Fourth Proportional to 3,962.88, 5,468.90 and 2,194.65

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Solution

The fourth proportional to 3,962.88, 5,468.90 and 2,194.65 is: 3,028.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,962.88 : 5,468.90 = 2,194.65 : x
  2. Step 2: Convert to fraction form
    3,962.88/5,468.90 = 2,194.65/x
  3. Step 3: Cross multiply
    3,962.88x = 5,468.90 × 2,194.65
  4. Step 4: Simplify right side
    3,962.88x = 12,002,310.41
  5. Step 5: Solve for x
    x = 12,002,310.41/3,962.88
  6. Step 6: Final answer
    x = 3,028.68

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1.5x scale

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.