Home / 5,083.56-7,639.25-2,745.27

Finding the Fourth Proportional to 5,083.56, 7,639.25 and 2,745.27

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Solution

The fourth proportional to 5,083.56, 7,639.25 and 2,745.27 is: 4,125.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,083.56 : 7,639.25 = 2,745.27 : x
  2. Step 2: Convert to fraction form
    5,083.56/7,639.25 = 2,745.27/x
  3. Step 3: Cross multiply
    5,083.56x = 7,639.25 × 2,745.27
  4. Step 4: Simplify right side
    5,083.56x = 20,971,790.12
  5. Step 5: Solve for x
    x = 20,971,790.12/5,083.56
  6. Step 6: Final answer
    x = 4,125.41

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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.