Home / 8,983.06-13,468.38-3,982.70

Finding the Fourth Proportional to 8,983.06, 13,468.38 and 3,982.70

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Solution

The fourth proportional to 8,983.06, 13,468.38 and 3,982.70 is: 5,971.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,983.06 : 13,468.38 = 3,982.70 : x
  2. Step 2: Convert to fraction form
    8,983.06/13,468.38 = 3,982.70/x
  3. Step 3: Cross multiply
    8,983.06x = 13,468.38 × 3,982.70
  4. Step 4: Simplify right side
    8,983.06x = 53,640,517.03
  5. Step 5: Solve for x
    x = 53,640,517.03/8,983.06
  6. Step 6: Final answer
    x = 5,971.30

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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.