Home / 3,835.36-5,287.44-3,243.52

Finding the Fourth Proportional to 3,835.36, 5,287.44 and 3,243.52

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Solution

The fourth proportional to 3,835.36, 5,287.44 and 3,243.52 is: 4,471.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,835.36 : 5,287.44 = 3,243.52 : x
  2. Step 2: Convert to fraction form
    3,835.36/5,287.44 = 3,243.52/x
  3. Step 3: Cross multiply
    3,835.36x = 5,287.44 × 3,243.52
  4. Step 4: Simplify right side
    3,835.36x = 17,149,917.39
  5. Step 5: Solve for x
    x = 17,149,917.39/3,835.36
  6. Step 6: Final answer
    x = 4,471.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.