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Finding the Fourth Proportional to 2,099.39, 2,896.61 and 1,354.44

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Solution

The fourth proportional to 2,099.39, 2,896.61 and 1,354.44 is: 1,868.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,099.39 : 2,896.61 = 1,354.44 : x
  2. Step 2: Convert to fraction form
    2,099.39/2,896.61 = 1,354.44/x
  3. Step 3: Cross multiply
    2,099.39x = 2,896.61 × 1,354.44
  4. Step 4: Simplify right side
    2,099.39x = 3,923,277.68
  5. Step 5: Solve for x
    x = 3,923,277.68/2,099.39
  6. Step 6: Final answer
    x = 1,868.77

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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.