Home / 1,982.00-2,735.34-1,097.97

Finding the Fourth Proportional to 1,982.00, 2,735.34 and 1,097.97

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Solution

The fourth proportional to 1,982.00, 2,735.34 and 1,097.97 is: 1,515.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,982.00 : 2,735.34 = 1,097.97 : x
  2. Step 2: Convert to fraction form
    1,982.00/2,735.34 = 1,097.97/x
  3. Step 3: Cross multiply
    1,982.00x = 2,735.34 × 1,097.97
  4. Step 4: Simplify right side
    1,982.00x = 3,003,306.88
  5. Step 5: Solve for x
    x = 3,003,306.88/1,982.00
  6. Step 6: Final answer
    x = 1,515.29

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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.