Home / 4,255.68-6,380.55-3,025.56

Finding the Fourth Proportional to 4,255.68, 6,380.55 and 3,025.56

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Solution

The fourth proportional to 4,255.68, 6,380.55 and 3,025.56 is: 4,536.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,255.68 : 6,380.55 = 3,025.56 : x
  2. Step 2: Convert to fraction form
    4,255.68/6,380.55 = 3,025.56/x
  3. Step 3: Cross multiply
    4,255.68x = 6,380.55 × 3,025.56
  4. Step 4: Simplify right side
    4,255.68x = 19,304,736.86
  5. Step 5: Solve for x
    x = 19,304,736.86/4,255.68
  6. Step 6: Final answer
    x = 4,536.23

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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.