Home / 3,963.06-5,468.58-2,194.38

Finding the Fourth Proportional to 3,963.06, 5,468.58 and 2,194.38

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Solution

The fourth proportional to 3,963.06, 5,468.58 and 2,194.38 is: 3,028.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,963.06 : 5,468.58 = 2,194.38 : x
  2. Step 2: Convert to fraction form
    3,963.06/5,468.58 = 2,194.38/x
  3. Step 3: Cross multiply
    3,963.06x = 5,468.58 × 2,194.38
  4. Step 4: Simplify right side
    3,963.06x = 12,000,142.58
  5. Step 5: Solve for x
    x = 12,000,142.58/3,963.06
  6. Step 6: Final answer
    x = 3,028.00

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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.