Home / 5,180.73-7,774.49-2,842.37

Finding the Fourth Proportional to 5,180.73, 7,774.49 and 2,842.37

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Solution

The fourth proportional to 5,180.73, 7,774.49 and 2,842.37 is: 4,265.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,180.73 : 7,774.49 = 2,842.37 : x
  2. Step 2: Convert to fraction form
    5,180.73/7,774.49 = 2,842.37/x
  3. Step 3: Cross multiply
    5,180.73x = 7,774.49 × 2,842.37
  4. Step 4: Simplify right side
    5,180.73x = 22,097,977.14
  5. Step 5: Solve for x
    x = 22,097,977.14/5,180.73
  6. Step 6: Final answer
    x = 4,265.42

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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.