Home / 8,311.11-12,464.87-2,467.77

Finding the Fourth Proportional to 8,311.11, 12,464.87 and 2,467.77

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Solution

The fourth proportional to 8,311.11, 12,464.87 and 2,467.77 is: 3,701.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,311.11 : 12,464.87 = 2,467.77 : x
  2. Step 2: Convert to fraction form
    8,311.11/12,464.87 = 2,467.77/x
  3. Step 3: Cross multiply
    8,311.11x = 12,464.87 × 2,467.77
  4. Step 4: Simplify right side
    8,311.11x = 30,760,419.90
  5. Step 5: Solve for x
    x = 30,760,419.90/8,311.11
  6. Step 6: Final answer
    x = 3,701.12

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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.