Home / 10,745.68-16,113.36-3,350.26

Finding the Fourth Proportional to 10,745.68, 16,113.36 and 3,350.26

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Solution

The fourth proportional to 10,745.68, 16,113.36 and 3,350.26 is: 5,023.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,745.68 : 16,113.36 = 3,350.26 : x
  2. Step 2: Convert to fraction form
    10,745.68/16,113.36 = 3,350.26/x
  3. Step 3: Cross multiply
    10,745.68x = 16,113.36 × 3,350.26
  4. Step 4: Simplify right side
    10,745.68x = 53,983,945.47
  5. Step 5: Solve for x
    x = 53,983,945.47/10,745.68
  6. Step 6: Final answer
    x = 5,023.78

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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.