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Finding the Fourth Proportional to 6,329.22, 8,734.28 and 3,496.79

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Solution

The fourth proportional to 6,329.22, 8,734.28 and 3,496.79 is: 4,825.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,329.22 : 8,734.28 = 3,496.79 : x
  2. Step 2: Convert to fraction form
    6,329.22/8,734.28 = 3,496.79/x
  3. Step 3: Cross multiply
    6,329.22x = 8,734.28 × 3,496.79
  4. Step 4: Simplify right side
    6,329.22x = 30,541,908.03
  5. Step 5: Solve for x
    x = 30,541,908.03/6,329.22
  6. Step 6: Final answer
    x = 4,825.54

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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.