Home / 8,265.26-12,396.26-2,420.30

Finding the Fourth Proportional to 8,265.26, 12,396.26 and 2,420.30

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Solution

The fourth proportional to 8,265.26, 12,396.26 and 2,420.30 is: 3,629.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,265.26 : 12,396.26 = 2,420.30 : x
  2. Step 2: Convert to fraction form
    8,265.26/12,396.26 = 2,420.30/x
  3. Step 3: Cross multiply
    8,265.26x = 12,396.26 × 2,420.30
  4. Step 4: Simplify right side
    8,265.26x = 30,002,594.00
  5. Step 5: Solve for x
    x = 30,002,594.00/8,265.26
  6. Step 6: Final answer
    x = 3,629.97

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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.