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Finding the Fourth Proportional to 3,999.92, 6,002.30 and 3,669.44

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Solution

The fourth proportional to 3,999.92, 6,002.30 and 3,669.44 is: 5,506.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,999.92 : 6,002.30 = 3,669.44 : x
  2. Step 2: Convert to fraction form
    3,999.92/6,002.30 = 3,669.44/x
  3. Step 3: Cross multiply
    3,999.92x = 6,002.30 × 3,669.44
  4. Step 4: Simplify right side
    3,999.92x = 22,025,058.87
  5. Step 5: Solve for x
    x = 22,025,058.87/3,999.92
  6. Step 6: Final answer
    x = 5,506.38

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1.5x scale

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.