Home / 7,984.31-11,976.46-3,600.59

Finding the Fourth Proportional to 7,984.31, 11,976.46 and 3,600.59

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Solution

The fourth proportional to 7,984.31, 11,976.46 and 3,600.59 is: 5,400.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,984.31 : 11,976.46 = 3,600.59 : x
  2. Step 2: Convert to fraction form
    7,984.31/11,976.46 = 3,600.59/x
  3. Step 3: Cross multiply
    7,984.31x = 11,976.46 × 3,600.59
  4. Step 4: Simplify right side
    7,984.31x = 43,122,253.23
  5. Step 5: Solve for x
    x = 43,122,253.23/7,984.31
  6. Step 6: Final answer
    x = 5,400.88

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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.