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Finding the Fourth Proportional to 2,702.69, 4,027.54 and 2,614.60

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Solution

The fourth proportional to 2,702.69, 4,027.54 and 2,614.60 is: 3,896.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,702.69 : 4,027.54 = 2,614.60 : x
  2. Step 2: Convert to fraction form
    2,702.69/4,027.54 = 2,614.60/x
  3. Step 3: Cross multiply
    2,702.69x = 4,027.54 × 2,614.60
  4. Step 4: Simplify right side
    2,702.69x = 10,530,389.48
  5. Step 5: Solve for x
    x = 10,530,389.48/2,702.69
  6. Step 6: Final answer
    x = 3,896.27

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.