Home / 3,229.63-4,454.45-2,236.57

Finding the Fourth Proportional to 3,229.63, 4,454.45 and 2,236.57

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Solution

The fourth proportional to 3,229.63, 4,454.45 and 2,236.57 is: 3,084.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,229.63 : 4,454.45 = 2,236.57 : x
  2. Step 2: Convert to fraction form
    3,229.63/4,454.45 = 2,236.57/x
  3. Step 3: Cross multiply
    3,229.63x = 4,454.45 × 2,236.57
  4. Step 4: Simplify right side
    3,229.63x = 9,962,666.96
  5. Step 5: Solve for x
    x = 9,962,666.96/3,229.63
  6. Step 6: Final answer
    x = 3,084.78

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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.