Home / 3,943.13-5,910.71-2,557.34

Finding the Fourth Proportional to 3,943.13, 5,910.71 and 2,557.34

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Solution

The fourth proportional to 3,943.13, 5,910.71 and 2,557.34 is: 3,833.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943.13 : 5,910.71 = 2,557.34 : x
  2. Step 2: Convert to fraction form
    3,943.13/5,910.71 = 2,557.34/x
  3. Step 3: Cross multiply
    3,943.13x = 5,910.71 × 2,557.34
  4. Step 4: Simplify right side
    3,943.13x = 15,115,652.77
  5. Step 5: Solve for x
    x = 15,115,652.77/3,943.13
  6. Step 6: Final answer
    x = 3,833.42

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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.