Home / 3,963.39-5,468.97-2,194.74

Finding the Fourth Proportional to 3,963.39, 5,468.97 and 2,194.74

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Solution

The fourth proportional to 3,963.39, 5,468.97 and 2,194.74 is: 3,028.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,963.39 : 5,468.97 = 2,194.74 : x
  2. Step 2: Convert to fraction form
    3,963.39/5,468.97 = 2,194.74/x
  3. Step 3: Cross multiply
    3,963.39x = 5,468.97 × 2,194.74
  4. Step 4: Simplify right side
    3,963.39x = 12,002,967.22
  5. Step 5: Solve for x
    x = 12,002,967.22/3,963.39
  6. Step 6: Final answer
    x = 3,028.46

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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.