Home / 8,052.72-12,077.70-2,208.06

Finding the Fourth Proportional to 8,052.72, 12,077.70 and 2,208.06

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Solution

The fourth proportional to 8,052.72, 12,077.70 and 2,208.06 is: 3,311.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,052.72 : 12,077.70 = 2,208.06 : x
  2. Step 2: Convert to fraction form
    8,052.72/12,077.70 = 2,208.06/x
  3. Step 3: Cross multiply
    8,052.72x = 12,077.70 × 2,208.06
  4. Step 4: Simplify right side
    8,052.72x = 26,668,286.26
  5. Step 5: Solve for x
    x = 26,668,286.26/8,052.72
  6. Step 6: Final answer
    x = 3,311.71

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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.