Home / 3,328.29-4,593.25-1,912.43

Finding the Fourth Proportional to 3,328.29, 4,593.25 and 1,912.43

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Solution

The fourth proportional to 3,328.29, 4,593.25 and 1,912.43 is: 2,639.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,328.29 : 4,593.25 = 1,912.43 : x
  2. Step 2: Convert to fraction form
    3,328.29/4,593.25 = 1,912.43/x
  3. Step 3: Cross multiply
    3,328.29x = 4,593.25 × 1,912.43
  4. Step 4: Simplify right side
    3,328.29x = 8,784,269.10
  5. Step 5: Solve for x
    x = 8,784,269.10/3,328.29
  6. Step 6: Final answer
    x = 2,639.27

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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.