Home / 8,134.48-12,202.53-2,291.14

Finding the Fourth Proportional to 8,134.48, 12,202.53 and 2,291.14

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Solution

The fourth proportional to 8,134.48, 12,202.53 and 2,291.14 is: 3,436.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,134.48 : 12,202.53 = 2,291.14 : x
  2. Step 2: Convert to fraction form
    8,134.48/12,202.53 = 2,291.14/x
  3. Step 3: Cross multiply
    8,134.48x = 12,202.53 × 2,291.14
  4. Step 4: Simplify right side
    8,134.48x = 27,957,704.58
  5. Step 5: Solve for x
    x = 27,957,704.58/8,134.48
  6. Step 6: Final answer
    x = 3,436.94

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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.