Home / 2,644.22-3,963.50-1,181.36

Finding the Fourth Proportional to 2,644.22, 3,963.50 and 1,181.36

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Solution

The fourth proportional to 2,644.22, 3,963.50 and 1,181.36 is: 1,770.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,644.22 : 3,963.50 = 1,181.36 : x
  2. Step 2: Convert to fraction form
    2,644.22/3,963.50 = 1,181.36/x
  3. Step 3: Cross multiply
    2,644.22x = 3,963.50 × 1,181.36
  4. Step 4: Simplify right side
    2,644.22x = 4,682,320.36
  5. Step 5: Solve for x
    x = 4,682,320.36/2,644.22
  6. Step 6: Final answer
    x = 1,770.78

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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.