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Finding the Fourth Proportional to 6,793.38, 9,374.67 and 3,961.38

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Solution

The fourth proportional to 6,793.38, 9,374.67 and 3,961.38 is: 5,466.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,793.38 : 9,374.67 = 3,961.38 : x
  2. Step 2: Convert to fraction form
    6,793.38/9,374.67 = 3,961.38/x
  3. Step 3: Cross multiply
    6,793.38x = 9,374.67 × 3,961.38
  4. Step 4: Simplify right side
    6,793.38x = 37,136,630.24
  5. Step 5: Solve for x
    x = 37,136,630.24/6,793.38
  6. Step 6: Final answer
    x = 5,466.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.