Home / 10,745.70-16,115.43-3,725.43

Finding the Fourth Proportional to 10,745.70, 16,115.43 and 3,725.43

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Solution

The fourth proportional to 10,745.70, 16,115.43 and 3,725.43 is: 5,587.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,745.70 : 16,115.43 = 3,725.43 : x
  2. Step 2: Convert to fraction form
    10,745.70/16,115.43 = 3,725.43/x
  3. Step 3: Cross multiply
    10,745.70x = 16,115.43 × 3,725.43
  4. Step 4: Simplify right side
    10,745.70x = 60,036,906.38
  5. Step 5: Solve for x
    x = 60,036,906.38/10,745.70
  6. Step 6: Final answer
    x = 5,587.06

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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.