Home / 2,501.25-3,451.73-1,382.19

Finding the Fourth Proportional to 2,501.25, 3,451.73 and 1,382.19

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Solution

The fourth proportional to 2,501.25, 3,451.73 and 1,382.19 is: 1,907.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,501.25 : 3,451.73 = 1,382.19 : x
  2. Step 2: Convert to fraction form
    2,501.25/3,451.73 = 1,382.19/x
  3. Step 3: Cross multiply
    2,501.25x = 3,451.73 × 1,382.19
  4. Step 4: Simplify right side
    2,501.25x = 4,770,939.78
  5. Step 5: Solve for x
    x = 4,770,939.78/2,501.25
  6. Step 6: Final answer
    x = 1,907.42

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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.