Home / 8,040.26-12,053.94-3,821.39

Finding the Fourth Proportional to 8,040.26, 12,053.94 and 3,821.39

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Solution

The fourth proportional to 8,040.26, 12,053.94 and 3,821.39 is: 5,729.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,040.26 : 12,053.94 = 3,821.39 : x
  2. Step 2: Convert to fraction form
    8,040.26/12,053.94 = 3,821.39/x
  3. Step 3: Cross multiply
    8,040.26x = 12,053.94 × 3,821.39
  4. Step 4: Simplify right side
    8,040.26x = 46,062,790.71
  5. Step 5: Solve for x
    x = 46,062,790.71/8,040.26
  6. Step 6: Final answer
    x = 5,729.02

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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.