Home / 3,020.48-4,531.17-1,072.22

Finding the Fourth Proportional to 3,020.48, 4,531.17 and 1,072.22

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Solution

The fourth proportional to 3,020.48, 4,531.17 and 1,072.22 is: 1,608.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020.48 : 4,531.17 = 1,072.22 : x
  2. Step 2: Convert to fraction form
    3,020.48/4,531.17 = 1,072.22/x
  3. Step 3: Cross multiply
    3,020.48x = 4,531.17 × 1,072.22
  4. Step 4: Simplify right side
    3,020.48x = 4,858,388.44
  5. Step 5: Solve for x
    x = 4,858,388.44/3,020.48
  6. Step 6: Final answer
    x = 1,608.48

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.