Home / 6,954.21-10,431.78-2,793.68

Finding the Fourth Proportional to 6,954.21, 10,431.78 and 2,793.68

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Solution

The fourth proportional to 6,954.21, 10,431.78 and 2,793.68 is: 4,190.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,954.21 : 10,431.78 = 2,793.68 : x
  2. Step 2: Convert to fraction form
    6,954.21/10,431.78 = 2,793.68/x
  3. Step 3: Cross multiply
    6,954.21x = 10,431.78 × 2,793.68
  4. Step 4: Simplify right side
    6,954.21x = 29,143,055.15
  5. Step 5: Solve for x
    x = 29,143,055.15/6,954.21
  6. Step 6: Final answer
    x = 4,190.71

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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.