Home / 7,231.11-10,845.45-2,849.82

Finding the Fourth Proportional to 7,231.11, 10,845.45 and 2,849.82

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Solution

The fourth proportional to 7,231.11, 10,845.45 and 2,849.82 is: 4,274.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,231.11 : 10,845.45 = 2,849.82 : x
  2. Step 2: Convert to fraction form
    7,231.11/10,845.45 = 2,849.82/x
  3. Step 3: Cross multiply
    7,231.11x = 10,845.45 × 2,849.82
  4. Step 4: Simplify right side
    7,231.11x = 30,907,580.32
  5. Step 5: Solve for x
    x = 30,907,580.32/7,231.11
  6. Step 6: Final answer
    x = 4,274.25

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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.