Home / 3,537.22-5,305.60-1,072.12

Finding the Fourth Proportional to 3,537.22, 5,305.60 and 1,072.12

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Solution

The fourth proportional to 3,537.22, 5,305.60 and 1,072.12 is: 1,608.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,537.22 : 5,305.60 = 1,072.12 : x
  2. Step 2: Convert to fraction form
    3,537.22/5,305.60 = 1,072.12/x
  3. Step 3: Cross multiply
    3,537.22x = 5,305.60 × 1,072.12
  4. Step 4: Simplify right side
    3,537.22x = 5,688,239.87
  5. Step 5: Solve for x
    x = 5,688,239.87/3,537.22
  6. Step 6: Final answer
    x = 1,608.11

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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.