Home / 7,162.09-10,747.31-3,001.75

Finding the Fourth Proportional to 7,162.09, 10,747.31 and 3,001.75

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Solution

The fourth proportional to 7,162.09, 10,747.31 and 3,001.75 is: 4,504.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,162.09 : 10,747.31 = 3,001.75 : x
  2. Step 2: Convert to fraction form
    7,162.09/10,747.31 = 3,001.75/x
  3. Step 3: Cross multiply
    7,162.09x = 10,747.31 × 3,001.75
  4. Step 4: Simplify right side
    7,162.09x = 32,260,722.78
  5. Step 5: Solve for x
    x = 32,260,722.78/7,162.09
  6. Step 6: Final answer
    x = 4,504.37

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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.