Home / 2,229.39-3,082.86-2,194.16

Finding the Fourth Proportional to 2,229.39, 3,082.86 and 2,194.16

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Solution

The fourth proportional to 2,229.39, 3,082.86 and 2,194.16 is: 3,034.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,229.39 : 3,082.86 = 2,194.16 : x
  2. Step 2: Convert to fraction form
    2,229.39/3,082.86 = 2,194.16/x
  3. Step 3: Cross multiply
    2,229.39x = 3,082.86 × 2,194.16
  4. Step 4: Simplify right side
    2,229.39x = 6,764,272.68
  5. Step 5: Solve for x
    x = 6,764,272.68/2,229.39
  6. Step 6: Final answer
    x = 3,034.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.