Home / 2,838.44-3,917.70-1,789.96

Finding the Fourth Proportional to 2,838.44, 3,917.70 and 1,789.96

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Solution

The fourth proportional to 2,838.44, 3,917.70 and 1,789.96 is: 2,470.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,838.44 : 3,917.70 = 1,789.96 : x
  2. Step 2: Convert to fraction form
    2,838.44/3,917.70 = 1,789.96/x
  3. Step 3: Cross multiply
    2,838.44x = 3,917.70 × 1,789.96
  4. Step 4: Simplify right side
    2,838.44x = 7,012,526.29
  5. Step 5: Solve for x
    x = 7,012,526.29/2,838.44
  6. Step 6: Final answer
    x = 2,470.56

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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.