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Finding the Fourth Proportional to 5,540.82, 7,679.36 and 5,437.14

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Solution

The fourth proportional to 5,540.82, 7,679.36 and 5,437.14 is: 7,535.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,540.82 : 7,679.36 = 5,437.14 : x
  2. Step 2: Convert to fraction form
    5,540.82/7,679.36 = 5,437.14/x
  3. Step 3: Cross multiply
    5,540.82x = 7,679.36 × 5,437.14
  4. Step 4: Simplify right side
    5,540.82x = 41,753,728.24
  5. Step 5: Solve for x
    x = 41,753,728.24/5,540.82
  6. Step 6: Final answer
    x = 7,535.66

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These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.