Home / 6,777.72-10,162.46-2,824.20

Finding the Fourth Proportional to 6,777.72, 10,162.46 and 2,824.20

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Solution

The fourth proportional to 6,777.72, 10,162.46 and 2,824.20 is: 4,234.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,777.72 : 10,162.46 = 2,824.20 : x
  2. Step 2: Convert to fraction form
    6,777.72/10,162.46 = 2,824.20/x
  3. Step 3: Cross multiply
    6,777.72x = 10,162.46 × 2,824.20
  4. Step 4: Simplify right side
    6,777.72x = 28,700,819.53
  5. Step 5: Solve for x
    x = 28,700,819.53/6,777.72
  6. Step 6: Final answer
    x = 4,234.58

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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.