Home / 8,182.11-12,272.72-2,634.12

Finding the Fourth Proportional to 8,182.11, 12,272.72 and 2,634.12

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Solution

The fourth proportional to 8,182.11, 12,272.72 and 2,634.12 is: 3,951.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,182.11 : 12,272.72 = 2,634.12 : x
  2. Step 2: Convert to fraction form
    8,182.11/12,272.72 = 2,634.12/x
  3. Step 3: Cross multiply
    8,182.11x = 12,272.72 × 2,634.12
  4. Step 4: Simplify right side
    8,182.11x = 32,327,804.04
  5. Step 5: Solve for x
    x = 32,327,804.04/8,182.11
  6. Step 6: Final answer
    x = 3,951.03

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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.