Home / 8,416.15-12,625.72-2,794.16

Finding the Fourth Proportional to 8,416.15, 12,625.72 and 2,794.16

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Solution

The fourth proportional to 8,416.15, 12,625.72 and 2,794.16 is: 4,191.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,416.15 : 12,625.72 = 2,794.16 : x
  2. Step 2: Convert to fraction form
    8,416.15/12,625.72 = 2,794.16/x
  3. Step 3: Cross multiply
    8,416.15x = 12,625.72 × 2,794.16
  4. Step 4: Simplify right side
    8,416.15x = 35,278,211.68
  5. Step 5: Solve for x
    x = 35,278,211.68/8,416.15
  6. Step 6: Final answer
    x = 4,191.73

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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.