Home / 11,974.74-17,962.20-4,183.56

Finding the Fourth Proportional to 11,974.74, 17,962.20 and 4,183.56

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Solution

The fourth proportional to 11,974.74, 17,962.20 and 4,183.56 is: 6,275.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,974.74 : 17,962.20 = 4,183.56 : x
  2. Step 2: Convert to fraction form
    11,974.74/17,962.20 = 4,183.56/x
  3. Step 3: Cross multiply
    11,974.74x = 17,962.20 × 4,183.56
  4. Step 4: Simplify right side
    11,974.74x = 75,145,941.43
  5. Step 5: Solve for x
    x = 75,145,941.43/11,974.74
  6. Step 6: Final answer
    x = 6,275.37

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1.5x scale

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.