Home / 2,580.09-3,557.91-1,727.97

Finding the Fourth Proportional to 2,580.09, 3,557.91 and 1,727.97

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Solution

The fourth proportional to 2,580.09, 3,557.91 and 1,727.97 is: 2,382.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,580.09 : 3,557.91 = 1,727.97 : x
  2. Step 2: Convert to fraction form
    2,580.09/3,557.91 = 1,727.97/x
  3. Step 3: Cross multiply
    2,580.09x = 3,557.91 × 1,727.97
  4. Step 4: Simplify right side
    2,580.09x = 6,147,961.74
  5. Step 5: Solve for x
    x = 6,147,961.74/2,580.09
  6. Step 6: Final answer
    x = 2,382.85

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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.