Home / 3,996.13-5,513.88-2,227.41

Finding the Fourth Proportional to 3,996.13, 5,513.88 and 2,227.41

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Solution

The fourth proportional to 3,996.13, 5,513.88 and 2,227.41 is: 3,073.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,996.13 : 5,513.88 = 2,227.41 : x
  2. Step 2: Convert to fraction form
    3,996.13/5,513.88 = 2,227.41/x
  3. Step 3: Cross multiply
    3,996.13x = 5,513.88 × 2,227.41
  4. Step 4: Simplify right side
    3,996.13x = 12,281,671.45
  5. Step 5: Solve for x
    x = 12,281,671.45/3,996.13
  6. Step 6: Final answer
    x = 3,073.39

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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.