Home / 3,306.14-4,959.20-1,086.53

Finding the Fourth Proportional to 3,306.14, 4,959.20 and 1,086.53

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Solution

The fourth proportional to 3,306.14, 4,959.20 and 1,086.53 is: 1,629.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,306.14 : 4,959.20 = 1,086.53 : x
  2. Step 2: Convert to fraction form
    3,306.14/4,959.20 = 1,086.53/x
  3. Step 3: Cross multiply
    3,306.14x = 4,959.20 × 1,086.53
  4. Step 4: Simplify right side
    3,306.14x = 5,388,301.41
  5. Step 5: Solve for x
    x = 5,388,301.41/3,306.14
  6. Step 6: Final answer
    x = 1,629.79

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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.