Home / 3,860.74-5,786.25-2,933.49

Finding the Fourth Proportional to 3,860.74, 5,786.25 and 2,933.49

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Solution

The fourth proportional to 3,860.74, 5,786.25 and 2,933.49 is: 4,396.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,860.74 : 5,786.25 = 2,933.49 : x
  2. Step 2: Convert to fraction form
    3,860.74/5,786.25 = 2,933.49/x
  3. Step 3: Cross multiply
    3,860.74x = 5,786.25 × 2,933.49
  4. Step 4: Simplify right side
    3,860.74x = 16,973,906.51
  5. Step 5: Solve for x
    x = 16,973,906.51/3,860.74
  6. Step 6: Final answer
    x = 4,396.54

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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.