Home / 3,588.73-5,380.99-1,394.91

Finding the Fourth Proportional to 3,588.73, 5,380.99 and 1,394.91

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Solution

The fourth proportional to 3,588.73, 5,380.99 and 1,394.91 is: 2,091.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,588.73 : 5,380.99 = 1,394.91 : x
  2. Step 2: Convert to fraction form
    3,588.73/5,380.99 = 1,394.91/x
  3. Step 3: Cross multiply
    3,588.73x = 5,380.99 × 1,394.91
  4. Step 4: Simplify right side
    3,588.73x = 7,505,993.27
  5. Step 5: Solve for x
    x = 7,505,993.27/3,588.73
  6. Step 6: Final answer
    x = 2,091.55

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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.