Home / 8,034.81-12,050.86-2,191.43

Finding the Fourth Proportional to 8,034.81, 12,050.86 and 2,191.43

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Solution

The fourth proportional to 8,034.81, 12,050.86 and 2,191.43 is: 3,286.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,034.81 : 12,050.86 = 2,191.43 : x
  2. Step 2: Convert to fraction form
    8,034.81/12,050.86 = 2,191.43/x
  3. Step 3: Cross multiply
    8,034.81x = 12,050.86 × 2,191.43
  4. Step 4: Simplify right side
    8,034.81x = 26,408,616.13
  5. Step 5: Solve for x
    x = 26,408,616.13/8,034.81
  6. Step 6: Final answer
    x = 3,286.78

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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.