Home / 6,936.20-10,398.45-3,236.48

Finding the Fourth Proportional to 6,936.20, 10,398.45 and 3,236.48

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Solution

The fourth proportional to 6,936.20, 10,398.45 and 3,236.48 is: 4,851.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,936.20 : 10,398.45 = 3,236.48 : x
  2. Step 2: Convert to fraction form
    6,936.20/10,398.45 = 3,236.48/x
  3. Step 3: Cross multiply
    6,936.20x = 10,398.45 × 3,236.48
  4. Step 4: Simplify right side
    6,936.20x = 33,654,375.46
  5. Step 5: Solve for x
    x = 33,654,375.46/6,936.20
  6. Step 6: Final answer
    x = 4,851.99

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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.