Home / 11,230.92-16,849.62-3,440.88

Finding the Fourth Proportional to 11,230.92, 16,849.62 and 3,440.88

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Solution

The fourth proportional to 11,230.92, 16,849.62 and 3,440.88 is: 5,162.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,230.92 : 16,849.62 = 3,440.88 : x
  2. Step 2: Convert to fraction form
    11,230.92/16,849.62 = 3,440.88/x
  3. Step 3: Cross multiply
    11,230.92x = 16,849.62 × 3,440.88
  4. Step 4: Simplify right side
    11,230.92x = 57,977,520.47
  5. Step 5: Solve for x
    x = 57,977,520.47/11,230.92
  6. Step 6: Final answer
    x = 5,162.31

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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.