Home / 7,997.74-12,001.16-3,837.38

Finding the Fourth Proportional to 7,997.74, 12,001.16 and 3,837.38

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Solution

The fourth proportional to 7,997.74, 12,001.16 and 3,837.38 is: 5,758.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,997.74 : 12,001.16 = 3,837.38 : x
  2. Step 2: Convert to fraction form
    7,997.74/12,001.16 = 3,837.38/x
  3. Step 3: Cross multiply
    7,997.74x = 12,001.16 × 3,837.38
  4. Step 4: Simplify right side
    7,997.74x = 46,052,960.95
  5. Step 5: Solve for x
    x = 46,052,960.95/7,997.74
  6. Step 6: Final answer
    x = 5,758.25

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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.