Home / 6,121.52-9,183.46-2,611.47

Finding the Fourth Proportional to 6,121.52, 9,183.46 and 2,611.47

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Solution

The fourth proportional to 6,121.52, 9,183.46 and 2,611.47 is: 3,917.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,121.52 : 9,183.46 = 2,611.47 : x
  2. Step 2: Convert to fraction form
    6,121.52/9,183.46 = 2,611.47/x
  3. Step 3: Cross multiply
    6,121.52x = 9,183.46 × 2,611.47
  4. Step 4: Simplify right side
    6,121.52x = 23,982,330.29
  5. Step 5: Solve for x
    x = 23,982,330.29/6,121.52
  6. Step 6: Final answer
    x = 3,917.71

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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.