Home / 3,581.49-5,360.82-2,755.83

Finding the Fourth Proportional to 3,581.49, 5,360.82 and 2,755.83

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Solution

The fourth proportional to 3,581.49, 5,360.82 and 2,755.83 is: 4,124.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,581.49 : 5,360.82 = 2,755.83 : x
  2. Step 2: Convert to fraction form
    3,581.49/5,360.82 = 2,755.83/x
  3. Step 3: Cross multiply
    3,581.49x = 5,360.82 × 2,755.83
  4. Step 4: Simplify right side
    3,581.49x = 14,773,508.58
  5. Step 5: Solve for x
    x = 14,773,508.58/3,581.49
  6. Step 6: Final answer
    x = 4,124.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.