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Finding the Fourth Proportional to 6,650.48, 9,177 and 3,961.17

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Solution

The fourth proportional to 6,650.48, 9,177 and 3,961.17 is: 5,466.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,650.48 : 9,177 = 3,961.17 : x
  2. Step 2: Convert to fraction form
    6,650.48/9,177 = 3,961.17/x
  3. Step 3: Cross multiply
    6,650.48x = 9,177 × 3,961.17
  4. Step 4: Simplify right side
    6,650.48x = 36,351,657.09
  5. Step 5: Solve for x
    x = 36,351,657.09/6,650.48
  6. Step 6: Final answer
    x = 5,466.02

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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.