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Finding the Fourth Proportional to 2,722.87, 3,757.62 and 1,675

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Solution

The fourth proportional to 2,722.87, 3,757.62 and 1,675 is: 2,311.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,722.87 : 3,757.62 = 1,675 : x
  2. Step 2: Convert to fraction form
    2,722.87/3,757.62 = 1,675/x
  3. Step 3: Cross multiply
    2,722.87x = 3,757.62 × 1,675
  4. Step 4: Simplify right side
    2,722.87x = 6,294,013.50
  5. Step 5: Solve for x
    x = 6,294,013.50/2,722.87
  6. Step 6: Final answer
    x = 2,311.54

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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.