Home / 3,985.37-5,976.83-3,203.51

Finding the Fourth Proportional to 3,985.37, 5,976.83 and 3,203.51

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Solution

The fourth proportional to 3,985.37, 5,976.83 and 3,203.51 is: 4,804.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,985.37 : 5,976.83 = 3,203.51 : x
  2. Step 2: Convert to fraction form
    3,985.37/5,976.83 = 3,203.51/x
  3. Step 3: Cross multiply
    3,985.37x = 5,976.83 × 3,203.51
  4. Step 4: Simplify right side
    3,985.37x = 19,146,857.62
  5. Step 5: Solve for x
    x = 19,146,857.62/3,985.37
  6. Step 6: Final answer
    x = 4,804.29

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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.