Home / 3,813.33-5,720.09-1,216.27

Finding the Fourth Proportional to 3,813.33, 5,720.09 and 1,216.27

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Solution

The fourth proportional to 3,813.33, 5,720.09 and 1,216.27 is: 1,824.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,813.33 : 5,720.09 = 1,216.27 : x
  2. Step 2: Convert to fraction form
    3,813.33/5,720.09 = 1,216.27/x
  3. Step 3: Cross multiply
    3,813.33x = 5,720.09 × 1,216.27
  4. Step 4: Simplify right side
    3,813.33x = 6,957,153.02
  5. Step 5: Solve for x
    x = 6,957,153.02/3,813.33
  6. Step 6: Final answer
    x = 1,824.43

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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.