Home / 11,974.91-17,962.47-4,183.74

Finding the Fourth Proportional to 11,974.91, 17,962.47 and 4,183.74

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Solution

The fourth proportional to 11,974.91, 17,962.47 and 4,183.74 is: 6,275.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,974.91 : 17,962.47 = 4,183.74 : x
  2. Step 2: Convert to fraction form
    11,974.91/17,962.47 = 4,183.74/x
  3. Step 3: Cross multiply
    11,974.91x = 17,962.47 × 4,183.74
  4. Step 4: Simplify right side
    11,974.91x = 75,150,304.24
  5. Step 5: Solve for x
    x = 75,150,304.24/11,974.91
  6. Step 6: Final answer
    x = 6,275.65

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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.