Home / 5,227.20-7,838.28-3,036.56

Finding the Fourth Proportional to 5,227.20, 7,838.28 and 3,036.56

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Solution

The fourth proportional to 5,227.20, 7,838.28 and 3,036.56 is: 4,553.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,227.20 : 7,838.28 = 3,036.56 : x
  2. Step 2: Convert to fraction form
    5,227.20/7,838.28 = 3,036.56/x
  3. Step 3: Cross multiply
    5,227.20x = 7,838.28 × 3,036.56
  4. Step 4: Simplify right side
    5,227.20x = 23,801,368.33
  5. Step 5: Solve for x
    x = 23,801,368.33/5,227.20
  6. Step 6: Final answer
    x = 4,553.37

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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.