Home / 2,943.44-4,414.26-1,187.88

Finding the Fourth Proportional to 2,943.44, 4,414.26 and 1,187.88

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Solution

The fourth proportional to 2,943.44, 4,414.26 and 1,187.88 is: 1,781.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943.44 : 4,414.26 = 1,187.88 : x
  2. Step 2: Convert to fraction form
    2,943.44/4,414.26 = 1,187.88/x
  3. Step 3: Cross multiply
    2,943.44x = 4,414.26 × 1,187.88
  4. Step 4: Simplify right side
    2,943.44x = 5,243,611.17
  5. Step 5: Solve for x
    x = 5,243,611.17/2,943.44
  6. Step 6: Final answer
    x = 1,781.46

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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.