Home / 8,199.22-12,296.09-2,651.07

Finding the Fourth Proportional to 8,199.22, 12,296.09 and 2,651.07

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Solution

The fourth proportional to 8,199.22, 12,296.09 and 2,651.07 is: 3,975.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,199.22 : 12,296.09 = 2,651.07 : x
  2. Step 2: Convert to fraction form
    8,199.22/12,296.09 = 2,651.07/x
  3. Step 3: Cross multiply
    8,199.22x = 12,296.09 × 2,651.07
  4. Step 4: Simplify right side
    8,199.22x = 32,597,795.32
  5. Step 5: Solve for x
    x = 32,597,795.32/8,199.22
  6. Step 6: Final answer
    x = 3,975.72

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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.