Home / 4,121.69-6,183.03-1,347.64

Finding the Fourth Proportional to 4,121.69, 6,183.03 and 1,347.64

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Solution

The fourth proportional to 4,121.69, 6,183.03 and 1,347.64 is: 2,021.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,121.69 : 6,183.03 = 1,347.64 : x
  2. Step 2: Convert to fraction form
    4,121.69/6,183.03 = 1,347.64/x
  3. Step 3: Cross multiply
    4,121.69x = 6,183.03 × 1,347.64
  4. Step 4: Simplify right side
    4,121.69x = 8,332,488.15
  5. Step 5: Solve for x
    x = 8,332,488.15/4,121.69
  6. Step 6: Final answer
    x = 2,021.62

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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.