Home / 2,016.88-3,022.40-1,090.32

Finding the Fourth Proportional to 2,016.88, 3,022.40 and 1,090.32

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Solution

The fourth proportional to 2,016.88, 3,022.40 and 1,090.32 is: 1,633.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,016.88 : 3,022.40 = 1,090.32 : x
  2. Step 2: Convert to fraction form
    2,016.88/3,022.40 = 1,090.32/x
  3. Step 3: Cross multiply
    2,016.88x = 3,022.40 × 1,090.32
  4. Step 4: Simplify right side
    2,016.88x = 3,295,383.17
  5. Step 5: Solve for x
    x = 3,295,383.17/2,016.88
  6. Step 6: Final answer
    x = 1,633.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.