Home / 2,744.10-4,116.78-1,512.90

Finding the Fourth Proportional to 2,744.10, 4,116.78 and 1,512.90

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Solution

The fourth proportional to 2,744.10, 4,116.78 and 1,512.90 is: 2,269.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,744.10 : 4,116.78 = 1,512.90 : x
  2. Step 2: Convert to fraction form
    2,744.10/4,116.78 = 1,512.90/x
  3. Step 3: Cross multiply
    2,744.10x = 4,116.78 × 1,512.90
  4. Step 4: Simplify right side
    2,744.10x = 6,228,276.46
  5. Step 5: Solve for x
    x = 6,228,276.46/2,744.10
  6. Step 6: Final answer
    x = 2,269.70

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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.