Home / 6,758.82-9,325.53-3,963.78

Finding the Fourth Proportional to 6,758.82, 9,325.53 and 3,963.78

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Solution

The fourth proportional to 6,758.82, 9,325.53 and 3,963.78 is: 5,469.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,758.82 : 9,325.53 = 3,963.78 : x
  2. Step 2: Convert to fraction form
    6,758.82/9,325.53 = 3,963.78/x
  3. Step 3: Cross multiply
    6,758.82x = 9,325.53 × 3,963.78
  4. Step 4: Simplify right side
    6,758.82x = 36,964,349.30
  5. Step 5: Solve for x
    x = 36,964,349.30/6,758.82
  6. Step 6: Final answer
    x = 5,469.05

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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.