Home / 3,163.28-4,744.92-2,674.88

Finding the Fourth Proportional to 3,163.28, 4,744.92 and 2,674.88

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Solution

The fourth proportional to 3,163.28, 4,744.92 and 2,674.88 is: 4,012.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,163.28 : 4,744.92 = 2,674.88 : x
  2. Step 2: Convert to fraction form
    3,163.28/4,744.92 = 2,674.88/x
  3. Step 3: Cross multiply
    3,163.28x = 4,744.92 × 2,674.88
  4. Step 4: Simplify right side
    3,163.28x = 12,692,091.61
  5. Step 5: Solve for x
    x = 12,692,091.61/3,163.28
  6. Step 6: Final answer
    x = 4,012.32

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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.