Home / 3,621.82-4,998.27-2,049.88

Finding the Fourth Proportional to 3,621.82, 4,998.27 and 2,049.88

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Solution

The fourth proportional to 3,621.82, 4,998.27 and 2,049.88 is: 2,828.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621.82 : 4,998.27 = 2,049.88 : x
  2. Step 2: Convert to fraction form
    3,621.82/4,998.27 = 2,049.88/x
  3. Step 3: Cross multiply
    3,621.82x = 4,998.27 × 2,049.88
  4. Step 4: Simplify right side
    3,621.82x = 10,245,853.71
  5. Step 5: Solve for x
    x = 10,245,853.71/3,621.82
  6. Step 6: Final answer
    x = 2,828.92

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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.