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Finding the Fourth Proportional to 6,161.28, 8,502.44 and 3,472.48

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Solution

The fourth proportional to 6,161.28, 8,502.44 and 3,472.48 is: 4,791.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,161.28 : 8,502.44 = 3,472.48 : x
  2. Step 2: Convert to fraction form
    6,161.28/8,502.44 = 3,472.48/x
  3. Step 3: Cross multiply
    6,161.28x = 8,502.44 × 3,472.48
  4. Step 4: Simplify right side
    6,161.28x = 29,524,552.85
  5. Step 5: Solve for x
    x = 29,524,552.85/6,161.28
  6. Step 6: Final answer
    x = 4,791.95

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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.