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Finding the Fourth Proportional to 5,092.56, 7,645.94 and 2,629.16

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Solution

The fourth proportional to 5,092.56, 7,645.94 and 2,629.16 is: 3,947.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,092.56 : 7,645.94 = 2,629.16 : x
  2. Step 2: Convert to fraction form
    5,092.56/7,645.94 = 2,629.16/x
  3. Step 3: Cross multiply
    5,092.56x = 7,645.94 × 2,629.16
  4. Step 4: Simplify right side
    5,092.56x = 20,102,348.23
  5. Step 5: Solve for x
    x = 20,102,348.23/5,092.56
  6. Step 6: Final answer
    x = 3,947.40

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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.