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Finding the Fourth Proportional to 2,711.54, 3,741.91 and 1,469.54

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Solution

The fourth proportional to 2,711.54, 3,741.91 and 1,469.54 is: 2,027.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,711.54 : 3,741.91 = 1,469.54 : x
  2. Step 2: Convert to fraction form
    2,711.54/3,741.91 = 1,469.54/x
  3. Step 3: Cross multiply
    2,711.54x = 3,741.91 × 1,469.54
  4. Step 4: Simplify right side
    2,711.54x = 5,498,886.42
  5. Step 5: Solve for x
    x = 5,498,886.42/2,711.54
  6. Step 6: Final answer
    x = 2,027.96

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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.