Home / 2,819.88-4,231.04-1,522.26

Finding the Fourth Proportional to 2,819.88, 4,231.04 and 1,522.26

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Solution

The fourth proportional to 2,819.88, 4,231.04 and 1,522.26 is: 2,284.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,819.88 : 4,231.04 = 1,522.26 : x
  2. Step 2: Convert to fraction form
    2,819.88/4,231.04 = 1,522.26/x
  3. Step 3: Cross multiply
    2,819.88x = 4,231.04 × 1,522.26
  4. Step 4: Simplify right side
    2,819.88x = 6,440,735.34
  5. Step 5: Solve for x
    x = 6,440,735.34/2,819.88
  6. Step 6: Final answer
    x = 2,284.05

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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.