Home / 2,711.43-3,744.85-1,825.70

Finding the Fourth Proportional to 2,711.43, 3,744.85 and 1,825.70

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Solution

The fourth proportional to 2,711.43, 3,744.85 and 1,825.70 is: 2,521.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,711.43 : 3,744.85 = 1,825.70 : x
  2. Step 2: Convert to fraction form
    2,711.43/3,744.85 = 1,825.70/x
  3. Step 3: Cross multiply
    2,711.43x = 3,744.85 × 1,825.70
  4. Step 4: Simplify right side
    2,711.43x = 6,836,949.36
  5. Step 5: Solve for x
    x = 6,836,949.36/2,711.43
  6. Step 6: Final answer
    x = 2,521.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.