Home / 9,207.06-12,705-5,227.44

Finding the Fourth Proportional to 9,207.06, 12,705 and 5,227.44

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Solution

The fourth proportional to 9,207.06, 12,705 and 5,227.44 is: 7,213.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,207.06 : 12,705 = 5,227.44 : x
  2. Step 2: Convert to fraction form
    9,207.06/12,705 = 5,227.44/x
  3. Step 3: Cross multiply
    9,207.06x = 12,705 × 5,227.44
  4. Step 4: Simplify right side
    9,207.06x = 66,414,625.20
  5. Step 5: Solve for x
    x = 66,414,625.20/9,207.06
  6. Step 6: Final answer
    x = 7,213.45

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.