Home / 2,194.45-3,028.41-1,199.75

Finding the Fourth Proportional to 2,194.45, 3,028.41 and 1,199.75

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Solution

The fourth proportional to 2,194.45, 3,028.41 and 1,199.75 is: 1,655.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,194.45 : 3,028.41 = 1,199.75 : x
  2. Step 2: Convert to fraction form
    2,194.45/3,028.41 = 1,199.75/x
  3. Step 3: Cross multiply
    2,194.45x = 3,028.41 × 1,199.75
  4. Step 4: Simplify right side
    2,194.45x = 3,633,342.47
  5. Step 5: Solve for x
    x = 3,633,342.47/2,194.45
  6. Step 6: Final answer
    x = 1,655.70

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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.