Home / 2,796.96-3,859.82-1,537.97

Finding the Fourth Proportional to 2,796.96, 3,859.82 and 1,537.97

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Solution

The fourth proportional to 2,796.96, 3,859.82 and 1,537.97 is: 2,122.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,796.96 : 3,859.82 = 1,537.97 : x
  2. Step 2: Convert to fraction form
    2,796.96/3,859.82 = 1,537.97/x
  3. Step 3: Cross multiply
    2,796.96x = 3,859.82 × 1,537.97
  4. Step 4: Simplify right side
    2,796.96x = 5,936,280.62
  5. Step 5: Solve for x
    x = 5,936,280.62/2,796.96
  6. Step 6: Final answer
    x = 2,122.41

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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.