Home / 12,977.44-19,469.41-3,743.44

Finding the Fourth Proportional to 12,977.44, 19,469.41 and 3,743.44

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Solution

The fourth proportional to 12,977.44, 19,469.41 and 3,743.44 is: 5,616.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,977.44 : 19,469.41 = 3,743.44 : x
  2. Step 2: Convert to fraction form
    12,977.44/19,469.41 = 3,743.44/x
  3. Step 3: Cross multiply
    12,977.44x = 19,469.41 × 3,743.44
  4. Step 4: Simplify right side
    12,977.44x = 72,882,510.14
  5. Step 5: Solve for x
    x = 72,882,510.14/12,977.44
  6. Step 6: Final answer
    x = 5,616.09

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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.