Home / 3,519.39-5,276.48-2,132.46

Finding the Fourth Proportional to 3,519.39, 5,276.48 and 2,132.46

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Solution

The fourth proportional to 3,519.39, 5,276.48 and 2,132.46 is: 3,197.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519.39 : 5,276.48 = 2,132.46 : x
  2. Step 2: Convert to fraction form
    3,519.39/5,276.48 = 2,132.46/x
  3. Step 3: Cross multiply
    3,519.39x = 5,276.48 × 2,132.46
  4. Step 4: Simplify right side
    3,519.39x = 11,251,871.88
  5. Step 5: Solve for x
    x = 11,251,871.88/3,519.39
  6. Step 6: Final answer
    x = 3,197.11

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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.