Home / 4,231.94-6,348.50-1,766.20

Finding the Fourth Proportional to 4,231.94, 6,348.50 and 1,766.20

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Solution

The fourth proportional to 4,231.94, 6,348.50 and 1,766.20 is: 2,649.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,231.94 : 6,348.50 = 1,766.20 : x
  2. Step 2: Convert to fraction form
    4,231.94/6,348.50 = 1,766.20/x
  3. Step 3: Cross multiply
    4,231.94x = 6,348.50 × 1,766.20
  4. Step 4: Simplify right side
    4,231.94x = 11,212,691.17
  5. Step 5: Solve for x
    x = 11,212,691.17/4,231.94
  6. Step 6: Final answer
    x = 2,649.54

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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.