Home / 2,092.82-3,135.83-1,105.58

Finding the Fourth Proportional to 2,092.82, 3,135.83 and 1,105.58

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Solution

The fourth proportional to 2,092.82, 3,135.83 and 1,105.58 is: 1,656.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,092.82 : 3,135.83 = 1,105.58 : x
  2. Step 2: Convert to fraction form
    2,092.82/3,135.83 = 1,105.58/x
  3. Step 3: Cross multiply
    2,092.82x = 3,135.83 × 1,105.58
  4. Step 4: Simplify right side
    2,092.82x = 3,466,913.24
  5. Step 5: Solve for x
    x = 3,466,913.24/2,092.82
  6. Step 6: Final answer
    x = 1,656.58

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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.