Home / 6,815.44-10,202.10-5,819.14

Finding the Fourth Proportional to 6,815.44, 10,202.10 and 5,819.14

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Solution

The fourth proportional to 6,815.44, 10,202.10 and 5,819.14 is: 8,710.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,815.44 : 10,202.10 = 5,819.14 : x
  2. Step 2: Convert to fraction form
    6,815.44/10,202.10 = 5,819.14/x
  3. Step 3: Cross multiply
    6,815.44x = 10,202.10 × 5,819.14
  4. Step 4: Simplify right side
    6,815.44x = 59,367,471.86
  5. Step 5: Solve for x
    x = 59,367,471.86/6,815.44
  6. Step 6: Final answer
    x = 8,710.73

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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.