Home / 2,726.82-4,090.23-674.82

Finding the Fourth Proportional to 2,726.82, 4,090.23 and 674.82

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Solution

The fourth proportional to 2,726.82, 4,090.23 and 674.82 is: 1,012.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,726.82 : 4,090.23 = 674.82 : x
  2. Step 2: Convert to fraction form
    2,726.82/4,090.23 = 674.82/x
  3. Step 3: Cross multiply
    2,726.82x = 4,090.23 × 674.82
  4. Step 4: Simplify right side
    2,726.82x = 2,760,169.01
  5. Step 5: Solve for x
    x = 2,760,169.01/2,726.82
  6. Step 6: Final answer
    x = 1,012.23

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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.