Home / 9,083.49-13,619.39-3,821.91

Finding the Fourth Proportional to 9,083.49, 13,619.39 and 3,821.91

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Solution

The fourth proportional to 9,083.49, 13,619.39 and 3,821.91 is: 5,730.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,083.49 : 13,619.39 = 3,821.91 : x
  2. Step 2: Convert to fraction form
    9,083.49/13,619.39 = 3,821.91/x
  3. Step 3: Cross multiply
    9,083.49x = 13,619.39 × 3,821.91
  4. Step 4: Simplify right side
    9,083.49x = 52,052,063.73
  5. Step 5: Solve for x
    x = 52,052,063.73/9,083.49
  6. Step 6: Final answer
    x = 5,730.40

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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.