Home / 6,342.25-9,518.26-3,571.36

Finding the Fourth Proportional to 6,342.25, 9,518.26 and 3,571.36

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Solution

The fourth proportional to 6,342.25, 9,518.26 and 3,571.36 is: 5,359.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,342.25 : 9,518.26 = 3,571.36 : x
  2. Step 2: Convert to fraction form
    6,342.25/9,518.26 = 3,571.36/x
  3. Step 3: Cross multiply
    6,342.25x = 9,518.26 × 3,571.36
  4. Step 4: Simplify right side
    6,342.25x = 33,993,107.01
  5. Step 5: Solve for x
    x = 33,993,107.01/6,342.25
  6. Step 6: Final answer
    x = 5,359.79

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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.