Home / 2,744.20-4,112.70-2,434.60

Finding the Fourth Proportional to 2,744.20, 4,112.70 and 2,434.60

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Solution

The fourth proportional to 2,744.20, 4,112.70 and 2,434.60 is: 3,648.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,744.20 : 4,112.70 = 2,434.60 : x
  2. Step 2: Convert to fraction form
    2,744.20/4,112.70 = 2,434.60/x
  3. Step 3: Cross multiply
    2,744.20x = 4,112.70 × 2,434.60
  4. Step 4: Simplify right side
    2,744.20x = 10,012,779.42
  5. Step 5: Solve for x
    x = 10,012,779.42/2,744.20
  6. Step 6: Final answer
    x = 3,648.71

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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.