Home / 8,167.27-12,249.16-4,788.04

Finding the Fourth Proportional to 8,167.27, 12,249.16 and 4,788.04

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Solution

The fourth proportional to 8,167.27, 12,249.16 and 4,788.04 is: 7,181.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,167.27 : 12,249.16 = 4,788.04 : x
  2. Step 2: Convert to fraction form
    8,167.27/12,249.16 = 4,788.04/x
  3. Step 3: Cross multiply
    8,167.27x = 12,249.16 × 4,788.04
  4. Step 4: Simplify right side
    8,167.27x = 58,649,468.05
  5. Step 5: Solve for x
    x = 58,649,468.05/8,167.27
  6. Step 6: Final answer
    x = 7,181.04

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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.