Home / 3,963.42-5,469.45-2,194.99

Finding the Fourth Proportional to 3,963.42, 5,469.45 and 2,194.99

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Solution

The fourth proportional to 3,963.42, 5,469.45 and 2,194.99 is: 3,029.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,963.42 : 5,469.45 = 2,194.99 : x
  2. Step 2: Convert to fraction form
    3,963.42/5,469.45 = 2,194.99/x
  3. Step 3: Cross multiply
    3,963.42x = 5,469.45 × 2,194.99
  4. Step 4: Simplify right side
    3,963.42x = 12,005,379.87
  5. Step 5: Solve for x
    x = 12,005,379.87/3,963.42
  6. Step 6: Final answer
    x = 3,029.05

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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.