Home / 11,974.89-17,962.37-4,183.70

Finding the Fourth Proportional to 11,974.89, 17,962.37 and 4,183.70

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Solution

The fourth proportional to 11,974.89, 17,962.37 and 4,183.70 is: 6,275.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,974.89 : 17,962.37 = 4,183.70 : x
  2. Step 2: Convert to fraction form
    11,974.89/17,962.37 = 4,183.70/x
  3. Step 3: Cross multiply
    11,974.89x = 17,962.37 × 4,183.70
  4. Step 4: Simplify right side
    11,974.89x = 75,149,146.45
  5. Step 5: Solve for x
    x = 75,149,146.45/11,974.89
  6. Step 6: Final answer
    x = 6,275.56

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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.