Home / 5,556.33-8,338.28-2,961.09

Finding the Fourth Proportional to 5,556.33, 8,338.28 and 2,961.09

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Solution

The fourth proportional to 5,556.33, 8,338.28 and 2,961.09 is: 4,443.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,556.33 : 8,338.28 = 2,961.09 : x
  2. Step 2: Convert to fraction form
    5,556.33/8,338.28 = 2,961.09/x
  3. Step 3: Cross multiply
    5,556.33x = 8,338.28 × 2,961.09
  4. Step 4: Simplify right side
    5,556.33x = 24,690,382.72
  5. Step 5: Solve for x
    x = 24,690,382.72/5,556.33
  6. Step 6: Final answer
    x = 4,443.65

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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.