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Finding the Fourth Proportional to 8,329.73, 11,482.84 and 6,336.82

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Solution

The fourth proportional to 8,329.73, 11,482.84 and 6,336.82 is: 8,735.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,329.73 : 11,482.84 = 6,336.82 : x
  2. Step 2: Convert to fraction form
    8,329.73/11,482.84 = 6,336.82/x
  3. Step 3: Cross multiply
    8,329.73x = 11,482.84 × 6,336.82
  4. Step 4: Simplify right side
    8,329.73x = 72,764,712.44
  5. Step 5: Solve for x
    x = 72,764,712.44/8,329.73
  6. Step 6: Final answer
    x = 8,735.55

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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.