Home / 8,180.09-12,268.92-2,984.75

Finding the Fourth Proportional to 8,180.09, 12,268.92 and 2,984.75

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Solution

The fourth proportional to 8,180.09, 12,268.92 and 2,984.75 is: 4,476.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,180.09 : 12,268.92 = 2,984.75 : x
  2. Step 2: Convert to fraction form
    8,180.09/12,268.92 = 2,984.75/x
  3. Step 3: Cross multiply
    8,180.09x = 12,268.92 × 2,984.75
  4. Step 4: Simplify right side
    8,180.09x = 36,619,658.97
  5. Step 5: Solve for x
    x = 36,619,658.97/8,180.09
  6. Step 6: Final answer
    x = 4,476.68

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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.