Home / 3,961.36-5,466.26-2,282.43

Finding the Fourth Proportional to 3,961.36, 5,466.26 and 2,282.43

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Solution

The fourth proportional to 3,961.36, 5,466.26 and 2,282.43 is: 3,149.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,961.36 : 5,466.26 = 2,282.43 : x
  2. Step 2: Convert to fraction form
    3,961.36/5,466.26 = 2,282.43/x
  3. Step 3: Cross multiply
    3,961.36x = 5,466.26 × 2,282.43
  4. Step 4: Simplify right side
    3,961.36x = 12,476,344.40
  5. Step 5: Solve for x
    x = 12,476,344.40/3,961.36
  6. Step 6: Final answer
    x = 3,149.51

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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.