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Finding the Fourth Proportional to 6,835.92, 10,240.92 and 3,375.60

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Solution

The fourth proportional to 6,835.92, 10,240.92 and 3,375.60 is: 5,057.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,835.92 : 10,240.92 = 3,375.60 : x
  2. Step 2: Convert to fraction form
    6,835.92/10,240.92 = 3,375.60/x
  3. Step 3: Cross multiply
    6,835.92x = 10,240.92 × 3,375.60
  4. Step 4: Simplify right side
    6,835.92x = 34,569,249.55
  5. Step 5: Solve for x
    x = 34,569,249.55/6,835.92
  6. Step 6: Final answer
    x = 5,057.00

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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.