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Finding the Fourth Proportional to 6,781.73, 9,359.01 and 3,797.82

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Solution

The fourth proportional to 6,781.73, 9,359.01 and 3,797.82 is: 5,241.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,781.73 : 9,359.01 = 3,797.82 : x
  2. Step 2: Convert to fraction form
    6,781.73/9,359.01 = 3,797.82/x
  3. Step 3: Cross multiply
    6,781.73x = 9,359.01 × 3,797.82
  4. Step 4: Simplify right side
    6,781.73x = 35,543,835.36
  5. Step 5: Solve for x
    x = 35,543,835.36/6,781.73
  6. Step 6: Final answer
    x = 5,241.12

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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.