Home / 11,197.17-16,795.15-3,405.38

Finding the Fourth Proportional to 11,197.17, 16,795.15 and 3,405.38

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Solution

The fourth proportional to 11,197.17, 16,795.15 and 3,405.38 is: 5,107.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,197.17 : 16,795.15 = 3,405.38 : x
  2. Step 2: Convert to fraction form
    11,197.17/16,795.15 = 3,405.38/x
  3. Step 3: Cross multiply
    11,197.17x = 16,795.15 × 3,405.38
  4. Step 4: Simplify right side
    11,197.17x = 57,193,775.42
  5. Step 5: Solve for x
    x = 57,193,775.42/11,197.17
  6. Step 6: Final answer
    x = 5,107.88

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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.