Home / 6,651-9,976.48-3,359.56

Finding the Fourth Proportional to 6,651, 9,976.48 and 3,359.56

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Solution

The fourth proportional to 6,651, 9,976.48 and 3,359.56 is: 5,039.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,651 : 9,976.48 = 3,359.56 : x
  2. Step 2: Convert to fraction form
    6,651/9,976.48 = 3,359.56/x
  3. Step 3: Cross multiply
    6,651x = 9,976.48 × 3,359.56
  4. Step 4: Simplify right side
    6,651x = 33,516,583.15
  5. Step 5: Solve for x
    x = 33,516,583.15/6,651
  6. Step 6: Final answer
    x = 5,039.33

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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.