Home / 10,163.48-15,245.24-2,767.95

Finding the Fourth Proportional to 10,163.48, 15,245.24 and 2,767.95

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Solution

The fourth proportional to 10,163.48, 15,245.24 and 2,767.95 is: 4,151.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,163.48 : 15,245.24 = 2,767.95 : x
  2. Step 2: Convert to fraction form
    10,163.48/15,245.24 = 2,767.95/x
  3. Step 3: Cross multiply
    10,163.48x = 15,245.24 × 2,767.95
  4. Step 4: Simplify right side
    10,163.48x = 42,198,048.22
  5. Step 5: Solve for x
    x = 42,198,048.22/10,163.48
  6. Step 6: Final answer
    x = 4,151.93

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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.