Home / 3,321.43-4,940.27-3,025.57

Finding the Fourth Proportional to 3,321.43, 4,940.27 and 3,025.57

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Solution

The fourth proportional to 3,321.43, 4,940.27 and 3,025.57 is: 4,500.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,321.43 : 4,940.27 = 3,025.57 : x
  2. Step 2: Convert to fraction form
    3,321.43/4,940.27 = 3,025.57/x
  3. Step 3: Cross multiply
    3,321.43x = 4,940.27 × 3,025.57
  4. Step 4: Simplify right side
    3,321.43x = 14,947,132.70
  5. Step 5: Solve for x
    x = 14,947,132.70/3,321.43
  6. Step 6: Final answer
    x = 4,500.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.