Home / 1,996.16-2,754.44-1,111.84

Finding the Fourth Proportional to 1,996.16, 2,754.44 and 1,111.84

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Solution

The fourth proportional to 1,996.16, 2,754.44 and 1,111.84 is: 1,534.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996.16 : 2,754.44 = 1,111.84 : x
  2. Step 2: Convert to fraction form
    1,996.16/2,754.44 = 1,111.84/x
  3. Step 3: Cross multiply
    1,996.16x = 2,754.44 × 1,111.84
  4. Step 4: Simplify right side
    1,996.16x = 3,062,488.29
  5. Step 5: Solve for x
    x = 3,062,488.29/1,996.16
  6. Step 6: Final answer
    x = 1,534.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.