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Finding the Fourth Proportional to 8,164.67, 12,245.18 and 3,235.41

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Solution

The fourth proportional to 8,164.67, 12,245.18 and 3,235.41 is: 4,852.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,164.67 : 12,245.18 = 3,235.41 : x
  2. Step 2: Convert to fraction form
    8,164.67/12,245.18 = 3,235.41/x
  3. Step 3: Cross multiply
    8,164.67x = 12,245.18 × 3,235.41
  4. Step 4: Simplify right side
    8,164.67x = 39,618,161.65
  5. Step 5: Solve for x
    x = 39,618,161.65/8,164.67
  6. Step 6: Final answer
    x = 4,852.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.