Home / 8,089.78-12,134.67-2,246.39

Finding the Fourth Proportional to 8,089.78, 12,134.67 and 2,246.39

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Solution

The fourth proportional to 8,089.78, 12,134.67 and 2,246.39 is: 3,369.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,089.78 : 12,134.67 = 2,246.39 : x
  2. Step 2: Convert to fraction form
    8,089.78/12,134.67 = 2,246.39/x
  3. Step 3: Cross multiply
    8,089.78x = 12,134.67 × 2,246.39
  4. Step 4: Simplify right side
    8,089.78x = 27,259,213.14
  5. Step 5: Solve for x
    x = 27,259,213.14/8,089.78
  6. Step 6: Final answer
    x = 3,369.59

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Similar ratio
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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.