Home / 6,933.96-9,568.48-3,949.78

Finding the Fourth Proportional to 6,933.96, 9,568.48 and 3,949.78

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Solution

The fourth proportional to 6,933.96, 9,568.48 and 3,949.78 is: 5,450.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,933.96 : 9,568.48 = 3,949.78 : x
  2. Step 2: Convert to fraction form
    6,933.96/9,568.48 = 3,949.78/x
  3. Step 3: Cross multiply
    6,933.96x = 9,568.48 × 3,949.78
  4. Step 4: Simplify right side
    6,933.96x = 37,793,390.93
  5. Step 5: Solve for x
    x = 37,793,390.93/6,933.96
  6. Step 6: Final answer
    x = 5,450.48

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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.