Home / 3,796.09-5,690.66-1,329.56

Finding the Fourth Proportional to 3,796.09, 5,690.66 and 1,329.56

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Solution

The fourth proportional to 3,796.09, 5,690.66 and 1,329.56 is: 1,993.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,796.09 : 5,690.66 = 1,329.56 : x
  2. Step 2: Convert to fraction form
    3,796.09/5,690.66 = 1,329.56/x
  3. Step 3: Cross multiply
    3,796.09x = 5,690.66 × 1,329.56
  4. Step 4: Simplify right side
    3,796.09x = 7,566,073.91
  5. Step 5: Solve for x
    x = 7,566,073.91/3,796.09
  6. Step 6: Final answer
    x = 1,993.12

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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.