Home / 8,024.40-12,039.18-3,863.86

Finding the Fourth Proportional to 8,024.40, 12,039.18 and 3,863.86

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Solution

The fourth proportional to 8,024.40, 12,039.18 and 3,863.86 is: 5,797.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,024.40 : 12,039.18 = 3,863.86 : x
  2. Step 2: Convert to fraction form
    8,024.40/12,039.18 = 3,863.86/x
  3. Step 3: Cross multiply
    8,024.40x = 12,039.18 × 3,863.86
  4. Step 4: Simplify right side
    8,024.40x = 46,517,706.03
  5. Step 5: Solve for x
    x = 46,517,706.03/8,024.40
  6. Step 6: Final answer
    x = 5,797.03

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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.