Home / 1,996.14-2,754.50-1,111.93

Finding the Fourth Proportional to 1,996.14, 2,754.50 and 1,111.93

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Solution

The fourth proportional to 1,996.14, 2,754.50 and 1,111.93 is: 1,534.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,996.14 : 2,754.50 = 1,111.93 : x
  2. Step 2: Convert to fraction form
    1,996.14/2,754.50 = 1,111.93/x
  3. Step 3: Cross multiply
    1,996.14x = 2,754.50 × 1,111.93
  4. Step 4: Simplify right side
    1,996.14x = 3,062,794.63
  5. Step 5: Solve for x
    x = 3,062,794.63/1,996.14
  6. Step 6: Final answer
    x = 1,534.36

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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.