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Finding the Fourth Proportional to 2,571.82, 3,850.89 and 1,751.70

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Solution

The fourth proportional to 2,571.82, 3,850.89 and 1,751.70 is: 2,622.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,571.82 : 3,850.89 = 1,751.70 : x
  2. Step 2: Convert to fraction form
    2,571.82/3,850.89 = 1,751.70/x
  3. Step 3: Cross multiply
    2,571.82x = 3,850.89 × 1,751.70
  4. Step 4: Simplify right side
    2,571.82x = 6,745,604.01
  5. Step 5: Solve for x
    x = 6,745,604.01/2,571.82
  6. Step 6: Final answer
    x = 2,622.89

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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.