Home / 4,217.40-5,819.04-2,447.96

Finding the Fourth Proportional to 4,217.40, 5,819.04 and 2,447.96

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Solution

The fourth proportional to 4,217.40, 5,819.04 and 2,447.96 is: 3,377.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,217.40 : 5,819.04 = 2,447.96 : x
  2. Step 2: Convert to fraction form
    4,217.40/5,819.04 = 2,447.96/x
  3. Step 3: Cross multiply
    4,217.40x = 5,819.04 × 2,447.96
  4. Step 4: Simplify right side
    4,217.40x = 14,244,748.06
  5. Step 5: Solve for x
    x = 14,244,748.06/4,217.40
  6. Step 6: Final answer
    x = 3,377.61

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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.