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Finding the Fourth Proportional to 8,714.73, 13,077.22 and 3,450.25

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Solution

The fourth proportional to 8,714.73, 13,077.22 and 3,450.25 is: 5,177.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,714.73 : 13,077.22 = 3,450.25 : x
  2. Step 2: Convert to fraction form
    8,714.73/13,077.22 = 3,450.25/x
  3. Step 3: Cross multiply
    8,714.73x = 13,077.22 × 3,450.25
  4. Step 4: Simplify right side
    8,714.73x = 45,119,636.99
  5. Step 5: Solve for x
    x = 45,119,636.99/8,714.73
  6. Step 6: Final answer
    x = 5,177.40

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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.