Home / 3,677.92-5,072.97-2,418.58

Finding the Fourth Proportional to 3,677.92, 5,072.97 and 2,418.58

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Solution

The fourth proportional to 3,677.92, 5,072.97 and 2,418.58 is: 3,335.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,677.92 : 5,072.97 = 2,418.58 : x
  2. Step 2: Convert to fraction form
    3,677.92/5,072.97 = 2,418.58/x
  3. Step 3: Cross multiply
    3,677.92x = 5,072.97 × 2,418.58
  4. Step 4: Simplify right side
    3,677.92x = 12,269,383.78
  5. Step 5: Solve for x
    x = 12,269,383.78/3,677.92
  6. Step 6: Final answer
    x = 3,335.96

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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.