Home / 8,383.14-12,572.62-2,539.67

Finding the Fourth Proportional to 8,383.14, 12,572.62 and 2,539.67

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Solution

The fourth proportional to 8,383.14, 12,572.62 and 2,539.67 is: 3,808.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,383.14 : 12,572.62 = 2,539.67 : x
  2. Step 2: Convert to fraction form
    8,383.14/12,572.62 = 2,539.67/x
  3. Step 3: Cross multiply
    8,383.14x = 12,572.62 × 2,539.67
  4. Step 4: Simplify right side
    8,383.14x = 31,930,236.62
  5. Step 5: Solve for x
    x = 31,930,236.62/8,383.14
  6. Step 6: Final answer
    x = 3,808.86

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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.