Home / 3,324.28-4,587.42-1,811.82

Finding the Fourth Proportional to 3,324.28, 4,587.42 and 1,811.82

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Solution

The fourth proportional to 3,324.28, 4,587.42 and 1,811.82 is: 2,500.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,324.28 : 4,587.42 = 1,811.82 : x
  2. Step 2: Convert to fraction form
    3,324.28/4,587.42 = 1,811.82/x
  3. Step 3: Cross multiply
    3,324.28x = 4,587.42 × 1,811.82
  4. Step 4: Simplify right side
    3,324.28x = 8,311,579.30
  5. Step 5: Solve for x
    x = 8,311,579.30/3,324.28
  6. Step 6: Final answer
    x = 2,500.26

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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.