Home / 2,833.11-3,909.33-1,573.97

Finding the Fourth Proportional to 2,833.11, 3,909.33 and 1,573.97

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Solution

The fourth proportional to 2,833.11, 3,909.33 and 1,573.97 is: 2,171.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,833.11 : 3,909.33 = 1,573.97 : x
  2. Step 2: Convert to fraction form
    2,833.11/3,909.33 = 1,573.97/x
  3. Step 3: Cross multiply
    2,833.11x = 3,909.33 × 1,573.97
  4. Step 4: Simplify right side
    2,833.11x = 6,153,148.59
  5. Step 5: Solve for x
    x = 6,153,148.59/2,833.11
  6. Step 6: Final answer
    x = 2,171.87

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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.