Home / 6,112.25-9,168.38-2,216.66

Finding the Fourth Proportional to 6,112.25, 9,168.38 and 2,216.66

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Solution

The fourth proportional to 6,112.25, 9,168.38 and 2,216.66 is: 3,324.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,112.25 : 9,168.38 = 2,216.66 : x
  2. Step 2: Convert to fraction form
    6,112.25/9,168.38 = 2,216.66/x
  3. Step 3: Cross multiply
    6,112.25x = 9,168.38 × 2,216.66
  4. Step 4: Simplify right side
    6,112.25x = 20,323,181.21
  5. Step 5: Solve for x
    x = 20,323,181.21/6,112.25
  6. Step 6: Final answer
    x = 3,324.99

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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.