Home / 1,923.39-2,882.82-1,102.05

Finding the Fourth Proportional to 1,923.39, 2,882.82 and 1,102.05

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Solution

The fourth proportional to 1,923.39, 2,882.82 and 1,102.05 is: 1,651.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,923.39 : 2,882.82 = 1,102.05 : x
  2. Step 2: Convert to fraction form
    1,923.39/2,882.82 = 1,102.05/x
  3. Step 3: Cross multiply
    1,923.39x = 2,882.82 × 1,102.05
  4. Step 4: Simplify right side
    1,923.39x = 3,177,011.78
  5. Step 5: Solve for x
    x = 3,177,011.78/1,923.39
  6. Step 6: Final answer
    x = 1,651.78

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.