Home / 3,963.74-5,469.73-2,195.24

Finding the Fourth Proportional to 3,963.74, 5,469.73 and 2,195.24

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Solution

The fourth proportional to 3,963.74, 5,469.73 and 2,195.24 is: 3,029.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,963.74 : 5,469.73 = 2,195.24 : x
  2. Step 2: Convert to fraction form
    3,963.74/5,469.73 = 2,195.24/x
  3. Step 3: Cross multiply
    3,963.74x = 5,469.73 × 2,195.24
  4. Step 4: Simplify right side
    3,963.74x = 12,007,337.25
  5. Step 5: Solve for x
    x = 12,007,337.25/3,963.74
  6. Step 6: Final answer
    x = 3,029.30

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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.