Home / 3,881.43-5,356.94-2,203.34

Finding the Fourth Proportional to 3,881.43, 5,356.94 and 2,203.34

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Solution

The fourth proportional to 3,881.43, 5,356.94 and 2,203.34 is: 3,040.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,881.43 : 5,356.94 = 2,203.34 : x
  2. Step 2: Convert to fraction form
    3,881.43/5,356.94 = 2,203.34/x
  3. Step 3: Cross multiply
    3,881.43x = 5,356.94 × 2,203.34
  4. Step 4: Simplify right side
    3,881.43x = 11,803,122.38
  5. Step 5: Solve for x
    x = 11,803,122.38/3,881.43
  6. Step 6: Final answer
    x = 3,040.92

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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.