Home / 6,956.72-10,431.74-3,255.84

Finding the Fourth Proportional to 6,956.72, 10,431.74 and 3,255.84

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Solution

The fourth proportional to 6,956.72, 10,431.74 and 3,255.84 is: 4,882.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,956.72 : 10,431.74 = 3,255.84 : x
  2. Step 2: Convert to fraction form
    6,956.72/10,431.74 = 3,255.84/x
  3. Step 3: Cross multiply
    6,956.72x = 10,431.74 × 3,255.84
  4. Step 4: Simplify right side
    6,956.72x = 33,964,076.36
  5. Step 5: Solve for x
    x = 33,964,076.36/6,956.72
  6. Step 6: Final answer
    x = 4,882.20

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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.