Home / 4,418.03-6,627.85-1,819.55

Finding the Fourth Proportional to 4,418.03, 6,627.85 and 1,819.55

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Solution

The fourth proportional to 4,418.03, 6,627.85 and 1,819.55 is: 2,729.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,418.03 : 6,627.85 = 1,819.55 : x
  2. Step 2: Convert to fraction form
    4,418.03/6,627.85 = 1,819.55/x
  3. Step 3: Cross multiply
    4,418.03x = 6,627.85 × 1,819.55
  4. Step 4: Simplify right side
    4,418.03x = 12,059,704.47
  5. Step 5: Solve for x
    x = 12,059,704.47/4,418.03
  6. Step 6: Final answer
    x = 2,729.66

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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.