Home / 2,744.79-4,107.61-2,245.43

Finding the Fourth Proportional to 2,744.79, 4,107.61 and 2,245.43

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Solution

The fourth proportional to 2,744.79, 4,107.61 and 2,245.43 is: 3,360.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,744.79 : 4,107.61 = 2,245.43 : x
  2. Step 2: Convert to fraction form
    2,744.79/4,107.61 = 2,245.43/x
  3. Step 3: Cross multiply
    2,744.79x = 4,107.61 × 2,245.43
  4. Step 4: Simplify right side
    2,744.79x = 9,223,350.72
  5. Step 5: Solve for x
    x = 9,223,350.72/2,744.79
  6. Step 6: Final answer
    x = 3,360.31

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1.5x scale

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.