Home / 2,382.33-3,285.09-1,637.37

Finding the Fourth Proportional to 2,382.33, 3,285.09 and 1,637.37

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Solution

The fourth proportional to 2,382.33, 3,285.09 and 1,637.37 is: 2,257.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,382.33 : 3,285.09 = 1,637.37 : x
  2. Step 2: Convert to fraction form
    2,382.33/3,285.09 = 1,637.37/x
  3. Step 3: Cross multiply
    2,382.33x = 3,285.09 × 1,637.37
  4. Step 4: Simplify right side
    2,382.33x = 5,378,907.81
  5. Step 5: Solve for x
    x = 5,378,907.81/2,382.33
  6. Step 6: Final answer
    x = 2,257.83

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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.