Home / 2,327.46-3,489.83-939.66

Finding the Fourth Proportional to 2,327.46, 3,489.83 and 939.66

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Solution

The fourth proportional to 2,327.46, 3,489.83 and 939.66 is: 1,408.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,327.46 : 3,489.83 = 939.66 : x
  2. Step 2: Convert to fraction form
    2,327.46/3,489.83 = 939.66/x
  3. Step 3: Cross multiply
    2,327.46x = 3,489.83 × 939.66
  4. Step 4: Simplify right side
    2,327.46x = 3,279,253.66
  5. Step 5: Solve for x
    x = 3,279,253.66/2,327.46
  6. Step 6: Final answer
    x = 1,408.94

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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.