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Finding the Fourth Proportional to 8,830.36, 12,182.79 and 5,469.67

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Solution

The fourth proportional to 8,830.36, 12,182.79 and 5,469.67 is: 7,546.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,830.36 : 12,182.79 = 5,469.67 : x
  2. Step 2: Convert to fraction form
    8,830.36/12,182.79 = 5,469.67/x
  3. Step 3: Cross multiply
    8,830.36x = 12,182.79 × 5,469.67
  4. Step 4: Simplify right side
    8,830.36x = 66,635,840.98
  5. Step 5: Solve for x
    x = 66,635,840.98/8,830.36
  6. Step 6: Final answer
    x = 7,546.22

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