Home / 3,286.28-4,934.34-2,061.44

Finding the Fourth Proportional to 3,286.28, 4,934.34 and 2,061.44

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Solution

The fourth proportional to 3,286.28, 4,934.34 and 2,061.44 is: 3,095.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,286.28 : 4,934.34 = 2,061.44 : x
  2. Step 2: Convert to fraction form
    3,286.28/4,934.34 = 2,061.44/x
  3. Step 3: Cross multiply
    3,286.28x = 4,934.34 × 2,061.44
  4. Step 4: Simplify right side
    3,286.28x = 10,171,845.85
  5. Step 5: Solve for x
    x = 10,171,845.85/3,286.28
  6. Step 6: Final answer
    x = 3,095.25

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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.