Home / 1,262.49-1,896.83-1,192.56

Finding the Fourth Proportional to 1,262.49, 1,896.83 and 1,192.56

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Solution

The fourth proportional to 1,262.49, 1,896.83 and 1,192.56 is: 1,791.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,262.49 : 1,896.83 = 1,192.56 : x
  2. Step 2: Convert to fraction form
    1,262.49/1,896.83 = 1,192.56/x
  3. Step 3: Cross multiply
    1,262.49x = 1,896.83 × 1,192.56
  4. Step 4: Simplify right side
    1,262.49x = 2,262,077.62
  5. Step 5: Solve for x
    x = 2,262,077.62/1,262.49
  6. Step 6: Final answer
    x = 1,791.76

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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.