Home / 2,854.50-3,939.42-1,735.23

Finding the Fourth Proportional to 2,854.50, 3,939.42 and 1,735.23

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Solution

The fourth proportional to 2,854.50, 3,939.42 and 1,735.23 is: 2,394.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,854.50 : 3,939.42 = 1,735.23 : x
  2. Step 2: Convert to fraction form
    2,854.50/3,939.42 = 1,735.23/x
  3. Step 3: Cross multiply
    2,854.50x = 3,939.42 × 1,735.23
  4. Step 4: Simplify right side
    2,854.50x = 6,835,791.09
  5. Step 5: Solve for x
    x = 6,835,791.09/2,854.50
  6. Step 6: Final answer
    x = 2,394.74

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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.