Home / 8,219.24-12,329.49-2,375.90

Finding the Fourth Proportional to 8,219.24, 12,329.49 and 2,375.90

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Solution

The fourth proportional to 8,219.24, 12,329.49 and 2,375.90 is: 3,564.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,219.24 : 12,329.49 = 2,375.90 : x
  2. Step 2: Convert to fraction form
    8,219.24/12,329.49 = 2,375.90/x
  3. Step 3: Cross multiply
    8,219.24x = 12,329.49 × 2,375.90
  4. Step 4: Simplify right side
    8,219.24x = 29,293,635.29
  5. Step 5: Solve for x
    x = 29,293,635.29/8,219.24
  6. Step 6: Final answer
    x = 3,564.03

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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.