Home / 8,286.99-12,428.61-2,363.73

Finding the Fourth Proportional to 8,286.99, 12,428.61 and 2,363.73

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Solution

The fourth proportional to 8,286.99, 12,428.61 and 2,363.73 is: 3,545.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,286.99 : 12,428.61 = 2,363.73 : x
  2. Step 2: Convert to fraction form
    8,286.99/12,428.61 = 2,363.73/x
  3. Step 3: Cross multiply
    8,286.99x = 12,428.61 × 2,363.73
  4. Step 4: Simplify right side
    8,286.99x = 29,377,878.32
  5. Step 5: Solve for x
    x = 29,377,878.32/8,286.99
  6. Step 6: Final answer
    x = 3,545.06

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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.