Home / 5,170.62-7,745.22-2,697.95

Finding the Fourth Proportional to 5,170.62, 7,745.22 and 2,697.95

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Solution

The fourth proportional to 5,170.62, 7,745.22 and 2,697.95 is: 4,041.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,170.62 : 7,745.22 = 2,697.95 : x
  2. Step 2: Convert to fraction form
    5,170.62/7,745.22 = 2,697.95/x
  3. Step 3: Cross multiply
    5,170.62x = 7,745.22 × 2,697.95
  4. Step 4: Simplify right side
    5,170.62x = 20,896,216.30
  5. Step 5: Solve for x
    x = 20,896,216.30/5,170.62
  6. Step 6: Final answer
    x = 4,041.34

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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.