Home / 11,234.13-16,851.18-3,838.64

Finding the Fourth Proportional to 11,234.13, 16,851.18 and 3,838.64

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Solution

The fourth proportional to 11,234.13, 16,851.18 and 3,838.64 is: 5,757.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,234.13 : 16,851.18 = 3,838.64 : x
  2. Step 2: Convert to fraction form
    11,234.13/16,851.18 = 3,838.64/x
  3. Step 3: Cross multiply
    11,234.13x = 16,851.18 × 3,838.64
  4. Step 4: Simplify right side
    11,234.13x = 64,685,529.34
  5. Step 5: Solve for x
    x = 64,685,529.34/11,234.13
  6. Step 6: Final answer
    x = 5,757.95

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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.