Home / 3,823.21-5,735.39-1,357.82

Finding the Fourth Proportional to 3,823.21, 5,735.39 and 1,357.82

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Solution

The fourth proportional to 3,823.21, 5,735.39 and 1,357.82 is: 2,036.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,823.21 : 5,735.39 = 1,357.82 : x
  2. Step 2: Convert to fraction form
    3,823.21/5,735.39 = 1,357.82/x
  3. Step 3: Cross multiply
    3,823.21x = 5,735.39 × 1,357.82
  4. Step 4: Simplify right side
    3,823.21x = 7,787,634.80
  5. Step 5: Solve for x
    x = 7,787,634.80/3,823.21
  6. Step 6: Final answer
    x = 2,036.94

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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.