Home / 1,982.28-2,736.06-1,196.46

Finding the Fourth Proportional to 1,982.28, 2,736.06 and 1,196.46

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Solution

The fourth proportional to 1,982.28, 2,736.06 and 1,196.46 is: 1,651.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,982.28 : 2,736.06 = 1,196.46 : x
  2. Step 2: Convert to fraction form
    1,982.28/2,736.06 = 1,196.46/x
  3. Step 3: Cross multiply
    1,982.28x = 2,736.06 × 1,196.46
  4. Step 4: Simplify right side
    1,982.28x = 3,273,586.35
  5. Step 5: Solve for x
    x = 3,273,586.35/1,982.28
  6. Step 6: Final answer
    x = 1,651.42

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.