Home / 4,147.62-6,222.09-1,226.22

Finding the Fourth Proportional to 4,147.62, 6,222.09 and 1,226.22

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Solution

The fourth proportional to 4,147.62, 6,222.09 and 1,226.22 is: 1,839.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,147.62 : 6,222.09 = 1,226.22 : x
  2. Step 2: Convert to fraction form
    4,147.62/6,222.09 = 1,226.22/x
  3. Step 3: Cross multiply
    4,147.62x = 6,222.09 × 1,226.22
  4. Step 4: Simplify right side
    4,147.62x = 7,629,651.20
  5. Step 5: Solve for x
    x = 7,629,651.20/4,147.62
  6. Step 6: Final answer
    x = 1,839.53

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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.