Home / 1,447.27-1,996.92-943.25

Finding the Fourth Proportional to 1,447.27, 1,996.92 and 943.25

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Solution

The fourth proportional to 1,447.27, 1,996.92 and 943.25 is: 1,301.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,447.27 : 1,996.92 = 943.25 : x
  2. Step 2: Convert to fraction form
    1,447.27/1,996.92 = 943.25/x
  3. Step 3: Cross multiply
    1,447.27x = 1,996.92 × 943.25
  4. Step 4: Simplify right side
    1,447.27x = 1,883,584.81
  5. Step 5: Solve for x
    x = 1,883,584.81/1,447.27
  6. Step 6: Final answer
    x = 1,301.48

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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.