Home / 3,944.20-5,909.10-2,403.40

Finding the Fourth Proportional to 3,944.20, 5,909.10 and 2,403.40

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Solution

The fourth proportional to 3,944.20, 5,909.10 and 2,403.40 is: 3,600.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944.20 : 5,909.10 = 2,403.40 : x
  2. Step 2: Convert to fraction form
    3,944.20/5,909.10 = 2,403.40/x
  3. Step 3: Cross multiply
    3,944.20x = 5,909.10 × 2,403.40
  4. Step 4: Simplify right side
    3,944.20x = 14,201,930.94
  5. Step 5: Solve for x
    x = 14,201,930.94/3,944.20
  6. Step 6: Final answer
    x = 3,600.71

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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.