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Finding the Fourth Proportional to 8,404.16, 12,606.23 and 3,468.37

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Solution

The fourth proportional to 8,404.16, 12,606.23 and 3,468.37 is: 5,202.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,404.16 : 12,606.23 = 3,468.37 : x
  2. Step 2: Convert to fraction form
    8,404.16/12,606.23 = 3,468.37/x
  3. Step 3: Cross multiply
    8,404.16x = 12,606.23 × 3,468.37
  4. Step 4: Simplify right side
    8,404.16x = 43,722,989.57
  5. Step 5: Solve for x
    x = 43,722,989.57/8,404.16
  6. Step 6: Final answer
    x = 5,202.54

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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.