Home / 3,963.24-5,469.42-2,284.68

Finding the Fourth Proportional to 3,963.24, 5,469.42 and 2,284.68

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Solution

The fourth proportional to 3,963.24, 5,469.42 and 2,284.68 is: 3,152.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,963.24 : 5,469.42 = 2,284.68 : x
  2. Step 2: Convert to fraction form
    3,963.24/5,469.42 = 2,284.68/x
  3. Step 3: Cross multiply
    3,963.24x = 5,469.42 × 2,284.68
  4. Step 4: Simplify right side
    3,963.24x = 12,495,874.49
  5. Step 5: Solve for x
    x = 12,495,874.49/3,963.24
  6. Step 6: Final answer
    x = 3,152.94

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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.