Home / 7,092.22-10,637.97-2,161.75

Finding the Fourth Proportional to 7,092.22, 10,637.97 and 2,161.75

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Solution

The fourth proportional to 7,092.22, 10,637.97 and 2,161.75 is: 3,242.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,092.22 : 10,637.97 = 2,161.75 : x
  2. Step 2: Convert to fraction form
    7,092.22/10,637.97 = 2,161.75/x
  3. Step 3: Cross multiply
    7,092.22x = 10,637.97 × 2,161.75
  4. Step 4: Simplify right side
    7,092.22x = 22,996,631.65
  5. Step 5: Solve for x
    x = 22,996,631.65/7,092.22
  6. Step 6: Final answer
    x = 3,242.52

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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.