Home / 2,744.50-4,116.80-796.90

Finding the Fourth Proportional to 2,744.50, 4,116.80 and 796.90

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Solution

The fourth proportional to 2,744.50, 4,116.80 and 796.90 is: 1,195.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,744.50 : 4,116.80 = 796.90 : x
  2. Step 2: Convert to fraction form
    2,744.50/4,116.80 = 796.90/x
  3. Step 3: Cross multiply
    2,744.50x = 4,116.80 × 796.90
  4. Step 4: Simplify right side
    2,744.50x = 3,280,677.92
  5. Step 5: Solve for x
    x = 3,280,677.92/2,744.50
  6. Step 6: Final answer
    x = 1,195.36

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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.