Home / 1,996.36-2,754.33-1,111.99

Finding the Fourth Proportional to 1,996.36, 2,754.33 and 1,111.99

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Solution

The fourth proportional to 1,996.36, 2,754.33 and 1,111.99 is: 1,534.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996.36 : 2,754.33 = 1,111.99 : x
  2. Step 2: Convert to fraction form
    1,996.36/2,754.33 = 1,111.99/x
  3. Step 3: Cross multiply
    1,996.36x = 2,754.33 × 1,111.99
  4. Step 4: Simplify right side
    1,996.36x = 3,062,787.42
  5. Step 5: Solve for x
    x = 3,062,787.42/1,996.36
  6. Step 6: Final answer
    x = 1,534.19

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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.