Home / 4,238.75-6,354.68-3,660.62

Finding the Fourth Proportional to 4,238.75, 6,354.68 and 3,660.62

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Solution

The fourth proportional to 4,238.75, 6,354.68 and 3,660.62 is: 5,487.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,238.75 : 6,354.68 = 3,660.62 : x
  2. Step 2: Convert to fraction form
    4,238.75/6,354.68 = 3,660.62/x
  3. Step 3: Cross multiply
    4,238.75x = 6,354.68 × 3,660.62
  4. Step 4: Simplify right side
    4,238.75x = 23,262,018.63
  5. Step 5: Solve for x
    x = 23,262,018.63/4,238.75
  6. Step 6: Final answer
    x = 5,487.95

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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.