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Finding the Fourth Proportional to 6,650.36, 9,982.83 and 2,757.50

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Solution

The fourth proportional to 6,650.36, 9,982.83 and 2,757.50 is: 4,139.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,650.36 : 9,982.83 = 2,757.50 : x
  2. Step 2: Convert to fraction form
    6,650.36/9,982.83 = 2,757.50/x
  3. Step 3: Cross multiply
    6,650.36x = 9,982.83 × 2,757.50
  4. Step 4: Simplify right side
    6,650.36x = 27,527,653.73
  5. Step 5: Solve for x
    x = 27,527,653.73/6,650.36
  6. Step 6: Final answer
    x = 4,139.27

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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.