Home / 3,229.46-4,840.74-2,055.76

Finding the Fourth Proportional to 3,229.46, 4,840.74 and 2,055.76

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Solution

The fourth proportional to 3,229.46, 4,840.74 and 2,055.76 is: 3,081.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,229.46 : 4,840.74 = 2,055.76 : x
  2. Step 2: Convert to fraction form
    3,229.46/4,840.74 = 2,055.76/x
  3. Step 3: Cross multiply
    3,229.46x = 4,840.74 × 2,055.76
  4. Step 4: Simplify right side
    3,229.46x = 9,951,399.66
  5. Step 5: Solve for x
    x = 9,951,399.66/3,229.46
  6. Step 6: Final answer
    x = 3,081.44

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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.