Home / 2,194.43-3,028.28-1,199.68

Finding the Fourth Proportional to 2,194.43, 3,028.28 and 1,199.68

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Solution

The fourth proportional to 2,194.43, 3,028.28 and 1,199.68 is: 1,655.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,194.43 : 3,028.28 = 1,199.68 : x
  2. Step 2: Convert to fraction form
    2,194.43/3,028.28 = 1,199.68/x
  3. Step 3: Cross multiply
    2,194.43x = 3,028.28 × 1,199.68
  4. Step 4: Simplify right side
    2,194.43x = 3,632,953.38
  5. Step 5: Solve for x
    x = 3,632,953.38/2,194.43
  6. Step 6: Final answer
    x = 1,655.54

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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.