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Finding the Fourth Proportional to 6,599.10, 9,105.24 and 3,908.97

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Solution

The fourth proportional to 6,599.10, 9,105.24 and 3,908.97 is: 5,393.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,599.10 : 9,105.24 = 3,908.97 : x
  2. Step 2: Convert to fraction form
    6,599.10/9,105.24 = 3,908.97/x
  3. Step 3: Cross multiply
    6,599.10x = 9,105.24 × 3,908.97
  4. Step 4: Simplify right side
    6,599.10x = 35,592,110.00
  5. Step 5: Solve for x
    x = 35,592,110.00/6,599.10
  6. Step 6: Final answer
    x = 5,393.48

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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.