Home / 4,163.99-5,744.14-2,819.63

Finding the Fourth Proportional to 4,163.99, 5,744.14 and 2,819.63

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Solution

The fourth proportional to 4,163.99, 5,744.14 and 2,819.63 is: 3,889.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,163.99 : 5,744.14 = 2,819.63 : x
  2. Step 2: Convert to fraction form
    4,163.99/5,744.14 = 2,819.63/x
  3. Step 3: Cross multiply
    4,163.99x = 5,744.14 × 2,819.63
  4. Step 4: Simplify right side
    4,163.99x = 16,196,356.78
  5. Step 5: Solve for x
    x = 16,196,356.78/4,163.99
  6. Step 6: Final answer
    x = 3,889.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.