Home / 10,775.24-16,163.03-3,379.76

Finding the Fourth Proportional to 10,775.24, 16,163.03 and 3,379.76

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Solution

The fourth proportional to 10,775.24, 16,163.03 and 3,379.76 is: 5,069.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,775.24 : 16,163.03 = 3,379.76 : x
  2. Step 2: Convert to fraction form
    10,775.24/16,163.03 = 3,379.76/x
  3. Step 3: Cross multiply
    10,775.24x = 16,163.03 × 3,379.76
  4. Step 4: Simplify right side
    10,775.24x = 54,627,162.27
  5. Step 5: Solve for x
    x = 54,627,162.27/10,775.24
  6. Step 6: Final answer
    x = 5,069.69

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1.5x scale

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.