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Finding the Fourth Proportional to 5,874.66, 8,107.07 and 3,222.08

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Solution

The fourth proportional to 5,874.66, 8,107.07 and 3,222.08 is: 4,446.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,874.66 : 8,107.07 = 3,222.08 : x
  2. Step 2: Convert to fraction form
    5,874.66/8,107.07 = 3,222.08/x
  3. Step 3: Cross multiply
    5,874.66x = 8,107.07 × 3,222.08
  4. Step 4: Simplify right side
    5,874.66x = 26,121,628.11
  5. Step 5: Solve for x
    x = 26,121,628.11/5,874.66
  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.