Home / 11,229.14-16,843.75-3,437.92

Finding the Fourth Proportional to 11,229.14, 16,843.75 and 3,437.92

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Solution

The fourth proportional to 11,229.14, 16,843.75 and 3,437.92 is: 5,156.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,229.14 : 16,843.75 = 3,437.92 : x
  2. Step 2: Convert to fraction form
    11,229.14/16,843.75 = 3,437.92/x
  3. Step 3: Cross multiply
    11,229.14x = 16,843.75 × 3,437.92
  4. Step 4: Simplify right side
    11,229.14x = 57,907,465
  5. Step 5: Solve for x
    x = 57,907,465/11,229.14
  6. Step 6: Final answer
    x = 5,156.89

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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.