Home / 3,621.75-4,998.06-2,049.81

Finding the Fourth Proportional to 3,621.75, 4,998.06 and 2,049.81

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Solution

The fourth proportional to 3,621.75, 4,998.06 and 2,049.81 is: 2,828.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621.75 : 4,998.06 = 2,049.81 : x
  2. Step 2: Convert to fraction form
    3,621.75/4,998.06 = 2,049.81/x
  3. Step 3: Cross multiply
    3,621.75x = 4,998.06 × 2,049.81
  4. Step 4: Simplify right side
    3,621.75x = 10,245,073.37
  5. Step 5: Solve for x
    x = 10,245,073.37/3,621.75
  6. Step 6: Final answer
    x = 2,828.76

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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.