Home / 5,092.68-7,634.16-1,627.56

Finding the Fourth Proportional to 5,092.68, 7,634.16 and 1,627.56

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Solution

The fourth proportional to 5,092.68, 7,634.16 and 1,627.56 is: 2,439.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,092.68 : 7,634.16 = 1,627.56 : x
  2. Step 2: Convert to fraction form
    5,092.68/7,634.16 = 1,627.56/x
  3. Step 3: Cross multiply
    5,092.68x = 7,634.16 × 1,627.56
  4. Step 4: Simplify right side
    5,092.68x = 12,425,053.45
  5. Step 5: Solve for x
    x = 12,425,053.45/5,092.68
  6. Step 6: Final answer
    x = 2,439.79

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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.