Home / 6,119.80-9,183.30-2,223.70

Finding the Fourth Proportional to 6,119.80, 9,183.30 and 2,223.70

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Solution

The fourth proportional to 6,119.80, 9,183.30 and 2,223.70 is: 3,336.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,119.80 : 9,183.30 = 2,223.70 : x
  2. Step 2: Convert to fraction form
    6,119.80/9,183.30 = 2,223.70/x
  3. Step 3: Cross multiply
    6,119.80x = 9,183.30 × 2,223.70
  4. Step 4: Simplify right side
    6,119.80x = 20,420,904.21
  5. Step 5: Solve for x
    x = 20,420,904.21/6,119.80
  6. Step 6: Final answer
    x = 3,336.86

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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.