Home / 5,745.46-8,610.15-3,107.26

Finding the Fourth Proportional to 5,745.46, 8,610.15 and 3,107.26

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Solution

The fourth proportional to 5,745.46, 8,610.15 and 3,107.26 is: 4,656.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,745.46 : 8,610.15 = 3,107.26 : x
  2. Step 2: Convert to fraction form
    5,745.46/8,610.15 = 3,107.26/x
  3. Step 3: Cross multiply
    5,745.46x = 8,610.15 × 3,107.26
  4. Step 4: Simplify right side
    5,745.46x = 26,753,974.69
  5. Step 5: Solve for x
    x = 26,753,974.69/5,745.46
  6. Step 6: Final answer
    x = 4,656.54

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1.5x scale

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.