Home / 1,922.44-2,884.60-1,191.82

Finding the Fourth Proportional to 1,922.44, 2,884.60 and 1,191.82

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Solution

The fourth proportional to 1,922.44, 2,884.60 and 1,191.82 is: 1,788.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,922.44 : 2,884.60 = 1,191.82 : x
  2. Step 2: Convert to fraction form
    1,922.44/2,884.60 = 1,191.82/x
  3. Step 3: Cross multiply
    1,922.44x = 2,884.60 × 1,191.82
  4. Step 4: Simplify right side
    1,922.44x = 3,437,923.97
  5. Step 5: Solve for x
    x = 3,437,923.97/1,922.44
  6. Step 6: Final answer
    x = 1,788.31

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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.