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Finding the Fourth Proportional to 6,253.66, 9,383.37 and 3,177.82

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Solution

The fourth proportional to 6,253.66, 9,383.37 and 3,177.82 is: 4,768.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,253.66 : 9,383.37 = 3,177.82 : x
  2. Step 2: Convert to fraction form
    6,253.66/9,383.37 = 3,177.82/x
  3. Step 3: Cross multiply
    6,253.66x = 9,383.37 × 3,177.82
  4. Step 4: Simplify right side
    6,253.66x = 29,818,660.85
  5. Step 5: Solve for x
    x = 29,818,660.85/6,253.66
  6. Step 6: Final answer
    x = 4,768.19

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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.