Home / 3,172.28-4,758.42-2,297.48

Finding the Fourth Proportional to 3,172.28, 4,758.42 and 2,297.48

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Solution

The fourth proportional to 3,172.28, 4,758.42 and 2,297.48 is: 3,446.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,172.28 : 4,758.42 = 2,297.48 : x
  2. Step 2: Convert to fraction form
    3,172.28/4,758.42 = 2,297.48/x
  3. Step 3: Cross multiply
    3,172.28x = 4,758.42 × 2,297.48
  4. Step 4: Simplify right side
    3,172.28x = 10,932,374.78
  5. Step 5: Solve for x
    x = 10,932,374.78/3,172.28
  6. Step 6: Final answer
    x = 3,446.22

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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.