Home / 5,589.14-7,712.82-3,071.25

Finding the Fourth Proportional to 5,589.14, 7,712.82 and 3,071.25

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Solution

The fourth proportional to 5,589.14, 7,712.82 and 3,071.25 is: 4,238.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,589.14 : 7,712.82 = 3,071.25 : x
  2. Step 2: Convert to fraction form
    5,589.14/7,712.82 = 3,071.25/x
  3. Step 3: Cross multiply
    5,589.14x = 7,712.82 × 3,071.25
  4. Step 4: Simplify right side
    5,589.14x = 23,687,998.43
  5. Step 5: Solve for x
    x = 23,687,998.43/5,589.14
  6. Step 6: Final answer
    x = 4,238.22

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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.