Home / 2,744.22-4,112.88-1,960.14

Finding the Fourth Proportional to 2,744.22, 4,112.88 and 1,960.14

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Solution

The fourth proportional to 2,744.22, 4,112.88 and 1,960.14 is: 2,937.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,744.22 : 4,112.88 = 1,960.14 : x
  2. Step 2: Convert to fraction form
    2,744.22/4,112.88 = 1,960.14/x
  3. Step 3: Cross multiply
    2,744.22x = 4,112.88 × 1,960.14
  4. Step 4: Simplify right side
    2,744.22x = 8,061,820.60
  5. Step 5: Solve for x
    x = 8,061,820.60/2,744.22
  6. Step 6: Final answer
    x = 2,937.75

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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.