Home / 3,286.79-4,928.37-2,247.96

Finding the Fourth Proportional to 3,286.79, 4,928.37 and 2,247.96

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Solution

The fourth proportional to 3,286.79, 4,928.37 and 2,247.96 is: 3,370.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286.79 : 4,928.37 = 2,247.96 : x
  2. Step 2: Convert to fraction form
    3,286.79/4,928.37 = 2,247.96/x
  3. Step 3: Cross multiply
    3,286.79x = 4,928.37 × 2,247.96
  4. Step 4: Simplify right side
    3,286.79x = 11,078,778.63
  5. Step 5: Solve for x
    x = 11,078,778.63/3,286.79
  6. Step 6: Final answer
    x = 3,370.70

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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.