Home / 3,687.24-5,092.38-2,511.48

Finding the Fourth Proportional to 3,687.24, 5,092.38 and 2,511.48

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Solution

The fourth proportional to 3,687.24, 5,092.38 and 2,511.48 is: 3,468.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,687.24 : 5,092.38 = 2,511.48 : x
  2. Step 2: Convert to fraction form
    3,687.24/5,092.38 = 2,511.48/x
  3. Step 3: Cross multiply
    3,687.24x = 5,092.38 × 2,511.48
  4. Step 4: Simplify right side
    3,687.24x = 12,789,410.52
  5. Step 5: Solve for x
    x = 12,789,410.52/3,687.24
  6. Step 6: Final answer
    x = 3,468.56

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1.5x scale

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.