Home / 4,251.74-6,376.66-1,789.34

Finding the Fourth Proportional to 4,251.74, 6,376.66 and 1,789.34

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Solution

The fourth proportional to 4,251.74, 6,376.66 and 1,789.34 is: 2,683.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,251.74 : 6,376.66 = 1,789.34 : x
  2. Step 2: Convert to fraction form
    4,251.74/6,376.66 = 1,789.34/x
  3. Step 3: Cross multiply
    4,251.74x = 6,376.66 × 1,789.34
  4. Step 4: Simplify right side
    4,251.74x = 11,410,012.80
  5. Step 5: Solve for x
    x = 11,410,012.80/4,251.74
  6. Step 6: Final answer
    x = 2,683.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.