Home / 5,919.87-8,168.92-3,267.21

Finding the Fourth Proportional to 5,919.87, 8,168.92 and 3,267.21

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Solution

The fourth proportional to 5,919.87, 8,168.92 and 3,267.21 is: 4,508.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,919.87 : 8,168.92 = 3,267.21 : x
  2. Step 2: Convert to fraction form
    5,919.87/8,168.92 = 3,267.21/x
  3. Step 3: Cross multiply
    5,919.87x = 8,168.92 × 3,267.21
  4. Step 4: Simplify right side
    5,919.87x = 26,689,577.11
  5. Step 5: Solve for x
    x = 26,689,577.11/5,919.87
  6. Step 6: Final answer
    x = 4,508.47

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.