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Finding the Fourth Proportional to 5,874.66, 8,107.04 and 3,222.09

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Solution

The fourth proportional to 5,874.66, 8,107.04 and 3,222.09 is: 4,446.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,874.66 : 8,107.04 = 3,222.09 : x
  2. Step 2: Convert to fraction form
    5,874.66/8,107.04 = 3,222.09/x
  3. Step 3: Cross multiply
    5,874.66x = 8,107.04 × 3,222.09
  4. Step 4: Simplify right side
    5,874.66x = 26,121,620.57
  5. Step 5: Solve for x
    x = 26,121,620.57/5,874.66
  6. Step 6: Final answer
    x = 4,446.49

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1.5x scale

Why These Related Problems?

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