Home / 3,114.11-4,668.62-1,449.27

Finding the Fourth Proportional to 3,114.11, 4,668.62 and 1,449.27

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Solution

The fourth proportional to 3,114.11, 4,668.62 and 1,449.27 is: 2,172.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,114.11 : 4,668.62 = 1,449.27 : x
  2. Step 2: Convert to fraction form
    3,114.11/4,668.62 = 1,449.27/x
  3. Step 3: Cross multiply
    3,114.11x = 4,668.62 × 1,449.27
  4. Step 4: Simplify right side
    3,114.11x = 6,766,100.57
  5. Step 5: Solve for x
    x = 6,766,100.57/3,114.11
  6. Step 6: Final answer
    x = 2,172.72

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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.