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Finding the Fourth Proportional to 8,191.04, 12,286.52 and 2,035.04

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Solution

The fourth proportional to 8,191.04, 12,286.52 and 2,035.04 is: 3,052.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,191.04 : 12,286.52 = 2,035.04 : x
  2. Step 2: Convert to fraction form
    8,191.04/12,286.52 = 2,035.04/x
  3. Step 3: Cross multiply
    8,191.04x = 12,286.52 × 2,035.04
  4. Step 4: Simplify right side
    8,191.04x = 25,003,559.66
  5. Step 5: Solve for x
    x = 25,003,559.66/8,191.04
  6. Step 6: Final answer
    x = 3,052.55

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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.