Home / 4,213.43-6,321.42-2,983.22

Finding the Fourth Proportional to 4,213.43, 6,321.42 and 2,983.22

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Solution

The fourth proportional to 4,213.43, 6,321.42 and 2,983.22 is: 4,475.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,213.43 : 6,321.42 = 2,983.22 : x
  2. Step 2: Convert to fraction form
    4,213.43/6,321.42 = 2,983.22/x
  3. Step 3: Cross multiply
    4,213.43x = 6,321.42 × 2,983.22
  4. Step 4: Simplify right side
    4,213.43x = 18,858,154.97
  5. Step 5: Solve for x
    x = 18,858,154.97/4,213.43
  6. Step 6: Final answer
    x = 4,475.73

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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.