Home / 6,976.44-9,627.32-3,789.69

Finding the Fourth Proportional to 6,976.44, 9,627.32 and 3,789.69

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Solution

The fourth proportional to 6,976.44, 9,627.32 and 3,789.69 is: 5,229.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,976.44 : 9,627.32 = 3,789.69 : x
  2. Step 2: Convert to fraction form
    6,976.44/9,627.32 = 3,789.69/x
  3. Step 3: Cross multiply
    6,976.44x = 9,627.32 × 3,789.69
  4. Step 4: Simplify right side
    6,976.44x = 36,484,558.33
  5. Step 5: Solve for x
    x = 36,484,558.33/6,976.44
  6. Step 6: Final answer
    x = 5,229.68

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1.5x scale

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.