Home / 6,743.54-10,101.96-3,180.78

Finding the Fourth Proportional to 6,743.54, 10,101.96 and 3,180.78

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Solution

The fourth proportional to 6,743.54, 10,101.96 and 3,180.78 is: 4,764.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,743.54 : 10,101.96 = 3,180.78 : x
  2. Step 2: Convert to fraction form
    6,743.54/10,101.96 = 3,180.78/x
  3. Step 3: Cross multiply
    6,743.54x = 10,101.96 × 3,180.78
  4. Step 4: Simplify right side
    6,743.54x = 32,132,112.33
  5. Step 5: Solve for x
    x = 32,132,112.33/6,743.54
  6. Step 6: Final answer
    x = 4,764.87

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1.5x scale

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.