Home / 6,920.28-10,375.20-3,584.94

Finding the Fourth Proportional to 6,920.28, 10,375.20 and 3,584.94

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Solution

The fourth proportional to 6,920.28, 10,375.20 and 3,584.94 is: 5,374.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,920.28 : 10,375.20 = 3,584.94 : x
  2. Step 2: Convert to fraction form
    6,920.28/10,375.20 = 3,584.94/x
  3. Step 3: Cross multiply
    6,920.28x = 10,375.20 × 3,584.94
  4. Step 4: Simplify right side
    6,920.28x = 37,194,469.49
  5. Step 5: Solve for x
    x = 37,194,469.49/6,920.28
  6. Step 6: Final answer
    x = 5,374.71

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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.