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Finding the Fourth Proportional to 6,792.63, 9,373.86 and 3,961.97

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Solution

The fourth proportional to 6,792.63, 9,373.86 and 3,961.97 is: 5,467.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,792.63 : 9,373.86 = 3,961.97 : x
  2. Step 2: Convert to fraction form
    6,792.63/9,373.86 = 3,961.97/x
  3. Step 3: Cross multiply
    6,792.63x = 9,373.86 × 3,961.97
  4. Step 4: Simplify right side
    6,792.63x = 37,138,932.29
  5. Step 5: Solve for x
    x = 37,138,932.29/6,792.63
  6. Step 6: Final answer
    x = 5,467.54

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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.