Home / 8,447.26-12,670.86-2,207.24

Finding the Fourth Proportional to 8,447.26, 12,670.86 and 2,207.24

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Solution

The fourth proportional to 8,447.26, 12,670.86 and 2,207.24 is: 3,310.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,447.26 : 12,670.86 = 2,207.24 : x
  2. Step 2: Convert to fraction form
    8,447.26/12,670.86 = 2,207.24/x
  3. Step 3: Cross multiply
    8,447.26x = 12,670.86 × 2,207.24
  4. Step 4: Simplify right side
    8,447.26x = 27,967,629.03
  5. Step 5: Solve for x
    x = 27,967,629.03/8,447.26
  6. Step 6: Final answer
    x = 3,310.85

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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.