Home / 8,906.06-13,363.64-3,644.96

Finding the Fourth Proportional to 8,906.06, 13,363.64 and 3,644.96

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Solution

The fourth proportional to 8,906.06, 13,363.64 and 3,644.96 is: 5,469.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,906.06 : 13,363.64 = 3,644.96 : x
  2. Step 2: Convert to fraction form
    8,906.06/13,363.64 = 3,644.96/x
  3. Step 3: Cross multiply
    8,906.06x = 13,363.64 × 3,644.96
  4. Step 4: Simplify right side
    8,906.06x = 48,709,875.55
  5. Step 5: Solve for x
    x = 48,709,875.55/8,906.06
  6. Step 6: Final answer
    x = 5,469.29

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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.