Home / 1,982.01-2,735.09-1,097.76

Finding the Fourth Proportional to 1,982.01, 2,735.09 and 1,097.76

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Solution

The fourth proportional to 1,982.01, 2,735.09 and 1,097.76 is: 1,514.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,982.01 : 2,735.09 = 1,097.76 : x
  2. Step 2: Convert to fraction form
    1,982.01/2,735.09 = 1,097.76/x
  3. Step 3: Cross multiply
    1,982.01x = 2,735.09 × 1,097.76
  4. Step 4: Simplify right side
    1,982.01x = 3,002,453.23
  5. Step 5: Solve for x
    x = 3,002,453.23/1,982.01
  6. Step 6: Final answer
    x = 1,514.86

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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.