Home / 8,033.15-12,049.61-2,189.75

Finding the Fourth Proportional to 8,033.15, 12,049.61 and 2,189.75

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Solution

The fourth proportional to 8,033.15, 12,049.61 and 2,189.75 is: 3,284.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,033.15 : 12,049.61 = 2,189.75 : x
  2. Step 2: Convert to fraction form
    8,033.15/12,049.61 = 2,189.75/x
  3. Step 3: Cross multiply
    8,033.15x = 12,049.61 × 2,189.75
  4. Step 4: Simplify right side
    8,033.15x = 26,385,562.30
  5. Step 5: Solve for x
    x = 26,385,562.30/8,033.15
  6. Step 6: Final answer
    x = 3,284.58

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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.