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Finding the Fourth Proportional to 6,958.56, 10,442.09 and 3,837.23

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Solution

The fourth proportional to 6,958.56, 10,442.09 and 3,837.23 is: 5,758.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,958.56 : 10,442.09 = 3,837.23 : x
  2. Step 2: Convert to fraction form
    6,958.56/10,442.09 = 3,837.23/x
  3. Step 3: Cross multiply
    6,958.56x = 10,442.09 × 3,837.23
  4. Step 4: Simplify right side
    6,958.56x = 40,068,701.01
  5. Step 5: Solve for x
    x = 40,068,701.01/6,958.56
  6. Step 6: Final answer
    x = 5,758.19

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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.