Home / 2,943.75-4,062.60-1,749.09

Finding the Fourth Proportional to 2,943.75, 4,062.60 and 1,749.09

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Solution

The fourth proportional to 2,943.75, 4,062.60 and 1,749.09 is: 2,413.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,943.75 : 4,062.60 = 1,749.09 : x
  2. Step 2: Convert to fraction form
    2,943.75/4,062.60 = 1,749.09/x
  3. Step 3: Cross multiply
    2,943.75x = 4,062.60 × 1,749.09
  4. Step 4: Simplify right side
    2,943.75x = 7,105,853.03
  5. Step 5: Solve for x
    x = 7,105,853.03/2,943.75
  6. Step 6: Final answer
    x = 2,413.88

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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.