Home / 8,209.33-12,310.34-2,364.57

Finding the Fourth Proportional to 8,209.33, 12,310.34 and 2,364.57

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Solution

The fourth proportional to 8,209.33, 12,310.34 and 2,364.57 is: 3,545.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,209.33 : 12,310.34 = 2,364.57 : x
  2. Step 2: Convert to fraction form
    8,209.33/12,310.34 = 2,364.57/x
  3. Step 3: Cross multiply
    8,209.33x = 12,310.34 × 2,364.57
  4. Step 4: Simplify right side
    8,209.33x = 29,108,660.65
  5. Step 5: Solve for x
    x = 29,108,660.65/8,209.33
  6. Step 6: Final answer
    x = 3,545.80

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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.