Home / 4,121.55-6,183.34-1,199.88

Finding the Fourth Proportional to 4,121.55, 6,183.34 and 1,199.88

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Solution

The fourth proportional to 4,121.55, 6,183.34 and 1,199.88 is: 1,800.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,121.55 : 6,183.34 = 1,199.88 : x
  2. Step 2: Convert to fraction form
    4,121.55/6,183.34 = 1,199.88/x
  3. Step 3: Cross multiply
    4,121.55x = 6,183.34 × 1,199.88
  4. Step 4: Simplify right side
    4,121.55x = 7,419,266.00
  5. Step 5: Solve for x
    x = 7,419,266.00/4,121.55
  6. Step 6: Final answer
    x = 1,800.12

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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.