Home / 5,474.23-7,546.56-3,899.59

Finding the Fourth Proportional to 5,474.23, 7,546.56 and 3,899.59

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Solution

The fourth proportional to 5,474.23, 7,546.56 and 3,899.59 is: 5,375.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,474.23 : 7,546.56 = 3,899.59 : x
  2. Step 2: Convert to fraction form
    5,474.23/7,546.56 = 3,899.59/x
  3. Step 3: Cross multiply
    5,474.23x = 7,546.56 × 3,899.59
  4. Step 4: Simplify right side
    5,474.23x = 29,428,489.91
  5. Step 5: Solve for x
    x = 29,428,489.91/5,474.23
  6. Step 6: Final answer
    x = 5,375.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.