Home / 1,845.14-2,765.68-1,297.17

Finding the Fourth Proportional to 1,845.14, 2,765.68 and 1,297.17

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Solution

The fourth proportional to 1,845.14, 2,765.68 and 1,297.17 is: 1,944.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845.14 : 2,765.68 = 1,297.17 : x
  2. Step 2: Convert to fraction form
    1,845.14/2,765.68 = 1,297.17/x
  3. Step 3: Cross multiply
    1,845.14x = 2,765.68 × 1,297.17
  4. Step 4: Simplify right side
    1,845.14x = 3,587,553.88
  5. Step 5: Solve for x
    x = 3,587,553.88/1,845.14
  6. Step 6: Final answer
    x = 1,944.33

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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.