Home / 1,363.26-2,043.62-1,243.02

Finding the Fourth Proportional to 1,363.26, 2,043.62 and 1,243.02

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Solution

The fourth proportional to 1,363.26, 2,043.62 and 1,243.02 is: 1,863.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,363.26 : 2,043.62 = 1,243.02 : x
  2. Step 2: Convert to fraction form
    1,363.26/2,043.62 = 1,243.02/x
  3. Step 3: Cross multiply
    1,363.26x = 2,043.62 × 1,243.02
  4. Step 4: Simplify right side
    1,363.26x = 2,540,260.53
  5. Step 5: Solve for x
    x = 2,540,260.53/1,363.26
  6. Step 6: Final answer
    x = 1,863.37

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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.