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Finding the Fourth Proportional to 8,050.56, 12,078 and 3,369.12

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Solution

The fourth proportional to 8,050.56, 12,078 and 3,369.12 is: 5,054.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,050.56 : 12,078 = 3,369.12 : x
  2. Step 2: Convert to fraction form
    8,050.56/12,078 = 3,369.12/x
  3. Step 3: Cross multiply
    8,050.56x = 12,078 × 3,369.12
  4. Step 4: Simplify right side
    8,050.56x = 40,692,231.36
  5. Step 5: Solve for x
    x = 40,692,231.36/8,050.56
  6. Step 6: Final answer
    x = 5,054.58

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.