Home / 3,204.21-4,425.74-2,318.61

Finding the Fourth Proportional to 3,204.21, 4,425.74 and 2,318.61

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Solution

The fourth proportional to 3,204.21, 4,425.74 and 2,318.61 is: 3,202.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,204.21 : 4,425.74 = 2,318.61 : x
  2. Step 2: Convert to fraction form
    3,204.21/4,425.74 = 2,318.61/x
  3. Step 3: Cross multiply
    3,204.21x = 4,425.74 × 2,318.61
  4. Step 4: Simplify right side
    3,204.21x = 10,261,553.43
  5. Step 5: Solve for x
    x = 10,261,553.43/3,204.21
  6. Step 6: Final answer
    x = 3,202.52

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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.