Home / 6,122.44-9,183.78-1,739.80

Finding the Fourth Proportional to 6,122.44, 9,183.78 and 1,739.80

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Solution

The fourth proportional to 6,122.44, 9,183.78 and 1,739.80 is: 2,609.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,122.44 : 9,183.78 = 1,739.80 : x
  2. Step 2: Convert to fraction form
    6,122.44/9,183.78 = 1,739.80/x
  3. Step 3: Cross multiply
    6,122.44x = 9,183.78 × 1,739.80
  4. Step 4: Simplify right side
    6,122.44x = 15,977,940.44
  5. Step 5: Solve for x
    x = 15,977,940.44/6,122.44
  6. Step 6: Final answer
    x = 2,609.73

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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.