Home / 3,221.96-4,824.60-2,700.70

Finding the Fourth Proportional to 3,221.96, 4,824.60 and 2,700.70

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Solution

The fourth proportional to 3,221.96, 4,824.60 and 2,700.70 is: 4,044.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221.96 : 4,824.60 = 2,700.70 : x
  2. Step 2: Convert to fraction form
    3,221.96/4,824.60 = 2,700.70/x
  3. Step 3: Cross multiply
    3,221.96x = 4,824.60 × 2,700.70
  4. Step 4: Simplify right side
    3,221.96x = 13,029,797.22
  5. Step 5: Solve for x
    x = 13,029,797.22/3,221.96
  6. Step 6: Final answer
    x = 4,044.06

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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.