Home / 8,544.42-12,819.60-2,998.56

Finding the Fourth Proportional to 8,544.42, 12,819.60 and 2,998.56

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Solution

The fourth proportional to 8,544.42, 12,819.60 and 2,998.56 is: 4,498.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,544.42 : 12,819.60 = 2,998.56 : x
  2. Step 2: Convert to fraction form
    8,544.42/12,819.60 = 2,998.56/x
  3. Step 3: Cross multiply
    8,544.42x = 12,819.60 × 2,998.56
  4. Step 4: Simplify right side
    8,544.42x = 38,440,339.78
  5. Step 5: Solve for x
    x = 38,440,339.78/8,544.42
  6. Step 6: Final answer
    x = 4,498.88

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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.