Home / 2,819.67-4,229.50-1,433.96

Finding the Fourth Proportional to 2,819.67, 4,229.50 and 1,433.96

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Solution

The fourth proportional to 2,819.67, 4,229.50 and 1,433.96 is: 2,150.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819.67 : 4,229.50 = 1,433.96 : x
  2. Step 2: Convert to fraction form
    2,819.67/4,229.50 = 1,433.96/x
  3. Step 3: Cross multiply
    2,819.67x = 4,229.50 × 1,433.96
  4. Step 4: Simplify right side
    2,819.67x = 6,064,933.82
  5. Step 5: Solve for x
    x = 6,064,933.82/2,819.67
  6. Step 6: Final answer
    x = 2,150.94

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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.