Home / 6,963.72-10,446.78-3,679.56

Finding the Fourth Proportional to 6,963.72, 10,446.78 and 3,679.56

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Solution

The fourth proportional to 6,963.72, 10,446.78 and 3,679.56 is: 5,519.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,963.72 : 10,446.78 = 3,679.56 : x
  2. Step 2: Convert to fraction form
    6,963.72/10,446.78 = 3,679.56/x
  3. Step 3: Cross multiply
    6,963.72x = 10,446.78 × 3,679.56
  4. Step 4: Simplify right side
    6,963.72x = 38,439,553.82
  5. Step 5: Solve for x
    x = 38,439,553.82/6,963.72
  6. Step 6: Final answer
    x = 5,519.97

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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.