Home / 3,611.52-4,983.73-2,039.31

Finding the Fourth Proportional to 3,611.52, 4,983.73 and 2,039.31

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Solution

The fourth proportional to 3,611.52, 4,983.73 and 2,039.31 is: 2,814.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,611.52 : 4,983.73 = 2,039.31 : x
  2. Step 2: Convert to fraction form
    3,611.52/4,983.73 = 2,039.31/x
  3. Step 3: Cross multiply
    3,611.52x = 4,983.73 × 2,039.31
  4. Step 4: Simplify right side
    3,611.52x = 10,163,365.33
  5. Step 5: Solve for x
    x = 10,163,365.33/3,611.52
  6. Step 6: Final answer
    x = 2,814.15

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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.