Home / 7,730.87-11,593.68-2,799.47

Finding the Fourth Proportional to 7,730.87, 11,593.68 and 2,799.47

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Solution

The fourth proportional to 7,730.87, 11,593.68 and 2,799.47 is: 4,198.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,730.87 : 11,593.68 = 2,799.47 : x
  2. Step 2: Convert to fraction form
    7,730.87/11,593.68 = 2,799.47/x
  3. Step 3: Cross multiply
    7,730.87x = 11,593.68 × 2,799.47
  4. Step 4: Simplify right side
    7,730.87x = 32,456,101.38
  5. Step 5: Solve for x
    x = 32,456,101.38/7,730.87
  6. Step 6: Final answer
    x = 4,198.25

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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.