Home / 2,772.20-3,825.42-1,593.02

Finding the Fourth Proportional to 2,772.20, 3,825.42 and 1,593.02

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Solution

The fourth proportional to 2,772.20, 3,825.42 and 1,593.02 is: 2,198.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,772.20 : 3,825.42 = 1,593.02 : x
  2. Step 2: Convert to fraction form
    2,772.20/3,825.42 = 1,593.02/x
  3. Step 3: Cross multiply
    2,772.20x = 3,825.42 × 1,593.02
  4. Step 4: Simplify right side
    2,772.20x = 6,093,970.57
  5. Step 5: Solve for x
    x = 6,093,970.57/2,772.20
  6. Step 6: Final answer
    x = 2,198.24

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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.