Home / 6,121.26-9,183.09-2,611.23

Finding the Fourth Proportional to 6,121.26, 9,183.09 and 2,611.23

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Solution

The fourth proportional to 6,121.26, 9,183.09 and 2,611.23 is: 3,917.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,121.26 : 9,183.09 = 2,611.23 : x
  2. Step 2: Convert to fraction form
    6,121.26/9,183.09 = 2,611.23/x
  3. Step 3: Cross multiply
    6,121.26x = 9,183.09 × 2,611.23
  4. Step 4: Simplify right side
    6,121.26x = 23,979,160.10
  5. Step 5: Solve for x
    x = 23,979,160.10/6,121.26
  6. Step 6: Final answer
    x = 3,917.36

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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.