Home / 7,183.50-9,913.61-4,201.08

Finding the Fourth Proportional to 7,183.50, 9,913.61 and 4,201.08

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Solution

The fourth proportional to 7,183.50, 9,913.61 and 4,201.08 is: 5,797.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,183.50 : 9,913.61 = 4,201.08 : x
  2. Step 2: Convert to fraction form
    7,183.50/9,913.61 = 4,201.08/x
  3. Step 3: Cross multiply
    7,183.50x = 9,913.61 × 4,201.08
  4. Step 4: Simplify right side
    7,183.50x = 41,647,868.70
  5. Step 5: Solve for x
    x = 41,647,868.70/7,183.50
  6. Step 6: Final answer
    x = 5,797.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.