Home / 2,557.82-3,829.23-1,943.97

Finding the Fourth Proportional to 2,557.82, 3,829.23 and 1,943.97

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Solution

The fourth proportional to 2,557.82, 3,829.23 and 1,943.97 is: 2,910.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,557.82 : 3,829.23 = 1,943.97 : x
  2. Step 2: Convert to fraction form
    2,557.82/3,829.23 = 1,943.97/x
  3. Step 3: Cross multiply
    2,557.82x = 3,829.23 × 1,943.97
  4. Step 4: Simplify right side
    2,557.82x = 7,443,908.24
  5. Step 5: Solve for x
    x = 7,443,908.24/2,557.82
  6. Step 6: Final answer
    x = 2,910.26

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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.