Home / 8,257.11-12,385.39-2,017.15

Finding the Fourth Proportional to 8,257.11, 12,385.39 and 2,017.15

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Solution

The fourth proportional to 8,257.11, 12,385.39 and 2,017.15 is: 3,025.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,257.11 : 12,385.39 = 2,017.15 : x
  2. Step 2: Convert to fraction form
    8,257.11/12,385.39 = 2,017.15/x
  3. Step 3: Cross multiply
    8,257.11x = 12,385.39 × 2,017.15
  4. Step 4: Simplify right side
    8,257.11x = 24,983,226.88
  5. Step 5: Solve for x
    x = 24,983,226.88/8,257.11
  6. Step 6: Final answer
    x = 3,025.66

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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.