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Finding the Fourth Proportional to 8,793.15, 13,185.46 and 3,249.10

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Solution

The fourth proportional to 8,793.15, 13,185.46 and 3,249.10 is: 4,872.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,793.15 : 13,185.46 = 3,249.10 : x
  2. Step 2: Convert to fraction form
    8,793.15/13,185.46 = 3,249.10/x
  3. Step 3: Cross multiply
    8,793.15x = 13,185.46 × 3,249.10
  4. Step 4: Simplify right side
    8,793.15x = 42,840,878.09
  5. Step 5: Solve for x
    x = 42,840,878.09/8,793.15
  6. Step 6: Final answer
    x = 4,872.07

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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.