Home / 3,999.83-5,994.43-2,125.33

Finding the Fourth Proportional to 3,999.83, 5,994.43 and 2,125.33

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Solution

The fourth proportional to 3,999.83, 5,994.43 and 2,125.33 is: 3,185.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,999.83 : 5,994.43 = 2,125.33 : x
  2. Step 2: Convert to fraction form
    3,999.83/5,994.43 = 2,125.33/x
  3. Step 3: Cross multiply
    3,999.83x = 5,994.43 × 2,125.33
  4. Step 4: Simplify right side
    3,999.83x = 12,740,141.91
  5. Step 5: Solve for x
    x = 12,740,141.91/3,999.83
  6. Step 6: Final answer
    x = 3,185.17

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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.