Home / 7,224.87-10,837.68-2,031.15

Finding the Fourth Proportional to 7,224.87, 10,837.68 and 2,031.15

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Solution

The fourth proportional to 7,224.87, 10,837.68 and 2,031.15 is: 3,046.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,224.87 : 10,837.68 = 2,031.15 : x
  2. Step 2: Convert to fraction form
    7,224.87/10,837.68 = 2,031.15/x
  3. Step 3: Cross multiply
    7,224.87x = 10,837.68 × 2,031.15
  4. Step 4: Simplify right side
    7,224.87x = 22,012,953.73
  5. Step 5: Solve for x
    x = 22,012,953.73/7,224.87
  6. Step 6: Final answer
    x = 3,046.83

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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.