Home / 4,744.64-7,121.84-3,359.54

Finding the Fourth Proportional to 4,744.64, 7,121.84 and 3,359.54

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Solution

The fourth proportional to 4,744.64, 7,121.84 and 3,359.54 is: 5,042.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,744.64 : 7,121.84 = 3,359.54 : x
  2. Step 2: Convert to fraction form
    4,744.64/7,121.84 = 3,359.54/x
  3. Step 3: Cross multiply
    4,744.64x = 7,121.84 × 3,359.54
  4. Step 4: Simplify right side
    4,744.64x = 23,926,053.95
  5. Step 5: Solve for x
    x = 23,926,053.95/4,744.64
  6. Step 6: Final answer
    x = 5,042.76

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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.