Home / 11,837.46-17,756.86-3,072.14

Finding the Fourth Proportional to 11,837.46, 17,756.86 and 3,072.14

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Solution

The fourth proportional to 11,837.46, 17,756.86 and 3,072.14 is: 4,608.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,837.46 : 17,756.86 = 3,072.14 : x
  2. Step 2: Convert to fraction form
    11,837.46/17,756.86 = 3,072.14/x
  3. Step 3: Cross multiply
    11,837.46x = 17,756.86 × 3,072.14
  4. Step 4: Simplify right side
    11,837.46x = 54,551,559.88
  5. Step 5: Solve for x
    x = 54,551,559.88/11,837.46
  6. Step 6: Final answer
    x = 4,608.38

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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.