Home / 5,180.73-7,771.14-3,533.19

Finding the Fourth Proportional to 5,180.73, 7,771.14 and 3,533.19

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Solution

The fourth proportional to 5,180.73, 7,771.14 and 3,533.19 is: 5,299.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,180.73 : 7,771.14 = 3,533.19 : x
  2. Step 2: Convert to fraction form
    5,180.73/7,771.14 = 3,533.19/x
  3. Step 3: Cross multiply
    5,180.73x = 7,771.14 × 3,533.19
  4. Step 4: Simplify right side
    5,180.73x = 27,456,914.14
  5. Step 5: Solve for x
    x = 27,456,914.14/5,180.73
  6. Step 6: Final answer
    x = 5,299.82

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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.