Home / 3,539.92-5,309.88-2,440.96

Finding the Fourth Proportional to 3,539.92, 5,309.88 and 2,440.96

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Solution

The fourth proportional to 3,539.92, 5,309.88 and 2,440.96 is: 3,661.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,539.92 : 5,309.88 = 2,440.96 : x
  2. Step 2: Convert to fraction form
    3,539.92/5,309.88 = 2,440.96/x
  3. Step 3: Cross multiply
    3,539.92x = 5,309.88 × 2,440.96
  4. Step 4: Simplify right side
    3,539.92x = 12,961,204.68
  5. Step 5: Solve for x
    x = 12,961,204.68/3,539.92
  6. Step 6: Final answer
    x = 3,661.44

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Similar ratio
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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.