Home / 8,180.12-12,268.12-2,336.76

Finding the Fourth Proportional to 8,180.12, 12,268.12 and 2,336.76

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Solution

The fourth proportional to 8,180.12, 12,268.12 and 2,336.76 is: 3,504.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,180.12 : 12,268.12 = 2,336.76 : x
  2. Step 2: Convert to fraction form
    8,180.12/12,268.12 = 2,336.76/x
  3. Step 3: Cross multiply
    8,180.12x = 12,268.12 × 2,336.76
  4. Step 4: Simplify right side
    8,180.12x = 28,667,652.09
  5. Step 5: Solve for x
    x = 28,667,652.09/8,180.12
  6. Step 6: Final answer
    x = 3,504.55

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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.