Home / 3,662.60-5,054.36-1,983.96

Finding the Fourth Proportional to 3,662.60, 5,054.36 and 1,983.96

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Solution

The fourth proportional to 3,662.60, 5,054.36 and 1,983.96 is: 2,737.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,662.60 : 5,054.36 = 1,983.96 : x
  2. Step 2: Convert to fraction form
    3,662.60/5,054.36 = 1,983.96/x
  3. Step 3: Cross multiply
    3,662.60x = 5,054.36 × 1,983.96
  4. Step 4: Simplify right side
    3,662.60x = 10,027,648.07
  5. Step 5: Solve for x
    x = 10,027,648.07/3,662.60
  6. Step 6: Final answer
    x = 2,737.85

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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.