Home / 3,963.05-5,468.93-2,194.61

Finding the Fourth Proportional to 3,963.05, 5,468.93 and 2,194.61

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Solution

The fourth proportional to 3,963.05, 5,468.93 and 2,194.61 is: 3,028.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,963.05 : 5,468.93 = 2,194.61 : x
  2. Step 2: Convert to fraction form
    3,963.05/5,468.93 = 2,194.61/x
  3. Step 3: Cross multiply
    3,963.05x = 5,468.93 × 2,194.61
  4. Step 4: Simplify right side
    3,963.05x = 12,002,157.49
  5. Step 5: Solve for x
    x = 12,002,157.49/3,963.05
  6. Step 6: Final answer
    x = 3,028.52

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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.