Home / 5,330.82-7,996.96-1,819.88

Finding the Fourth Proportional to 5,330.82, 7,996.96 and 1,819.88

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Solution

The fourth proportional to 5,330.82, 7,996.96 and 1,819.88 is: 2,730.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,330.82 : 7,996.96 = 1,819.88 : x
  2. Step 2: Convert to fraction form
    5,330.82/7,996.96 = 1,819.88/x
  3. Step 3: Cross multiply
    5,330.82x = 7,996.96 × 1,819.88
  4. Step 4: Simplify right side
    5,330.82x = 14,553,507.56
  5. Step 5: Solve for x
    x = 14,553,507.56/5,330.82
  6. Step 6: Final answer
    x = 2,730.07

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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.