Home / 11,900.24-17,849.64-3,134.96

Finding the Fourth Proportional to 11,900.24, 17,849.64 and 3,134.96

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Solution

The fourth proportional to 11,900.24, 17,849.64 and 3,134.96 is: 4,702.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,900.24 : 17,849.64 = 3,134.96 : x
  2. Step 2: Convert to fraction form
    11,900.24/17,849.64 = 3,134.96/x
  3. Step 3: Cross multiply
    11,900.24x = 17,849.64 × 3,134.96
  4. Step 4: Simplify right side
    11,900.24x = 55,957,907.41
  5. Step 5: Solve for x
    x = 55,957,907.41/11,900.24
  6. Step 6: Final answer
    x = 4,702.25

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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.