Home / 3,257.11-4,881.45-2,086.66

Finding the Fourth Proportional to 3,257.11, 4,881.45 and 2,086.66

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Solution

The fourth proportional to 3,257.11, 4,881.45 and 2,086.66 is: 3,127.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,257.11 : 4,881.45 = 2,086.66 : x
  2. Step 2: Convert to fraction form
    3,257.11/4,881.45 = 2,086.66/x
  3. Step 3: Cross multiply
    3,257.11x = 4,881.45 × 2,086.66
  4. Step 4: Simplify right side
    3,257.11x = 10,185,926.46
  5. Step 5: Solve for x
    x = 10,185,926.46/3,257.11
  6. Step 6: Final answer
    x = 3,127.29

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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.