Home / 4,819.95-7,229.79-2,222.88

Finding the Fourth Proportional to 4,819.95, 7,229.79 and 2,222.88

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Solution

The fourth proportional to 4,819.95, 7,229.79 and 2,222.88 is: 3,334.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,819.95 : 7,229.79 = 2,222.88 : x
  2. Step 2: Convert to fraction form
    4,819.95/7,229.79 = 2,222.88/x
  3. Step 3: Cross multiply
    4,819.95x = 7,229.79 × 2,222.88
  4. Step 4: Simplify right side
    4,819.95x = 16,070,955.60
  5. Step 5: Solve for x
    x = 16,070,955.60/4,819.95
  6. Step 6: Final answer
    x = 3,334.26

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1.5x scale

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.