Home / 5,206.35-7,804.05-3,231.97

Finding the Fourth Proportional to 5,206.35, 7,804.05 and 3,231.97

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Solution

The fourth proportional to 5,206.35, 7,804.05 and 3,231.97 is: 4,844.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,206.35 : 7,804.05 = 3,231.97 : x
  2. Step 2: Convert to fraction form
    5,206.35/7,804.05 = 3,231.97/x
  3. Step 3: Cross multiply
    5,206.35x = 7,804.05 × 3,231.97
  4. Step 4: Simplify right side
    5,206.35x = 25,222,455.48
  5. Step 5: Solve for x
    x = 25,222,455.48/5,206.35
  6. Step 6: Final answer
    x = 4,844.56

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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.