Home / 1,922.41-2,884.52-1,143.95

Finding the Fourth Proportional to 1,922.41, 2,884.52 and 1,143.95

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Solution

The fourth proportional to 1,922.41, 2,884.52 and 1,143.95 is: 1,716.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,922.41 : 2,884.52 = 1,143.95 : x
  2. Step 2: Convert to fraction form
    1,922.41/2,884.52 = 1,143.95/x
  3. Step 3: Cross multiply
    1,922.41x = 2,884.52 × 1,143.95
  4. Step 4: Simplify right side
    1,922.41x = 3,299,735.09
  5. Step 5: Solve for x
    x = 3,299,735.09/1,922.41
  6. Step 6: Final answer
    x = 1,716.46

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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.