Home / 5,481.68-8,226.15-2,018.93

Finding the Fourth Proportional to 5,481.68, 8,226.15 and 2,018.93

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Solution

The fourth proportional to 5,481.68, 8,226.15 and 2,018.93 is: 3,029.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,481.68 : 8,226.15 = 2,018.93 : x
  2. Step 2: Convert to fraction form
    5,481.68/8,226.15 = 2,018.93/x
  3. Step 3: Cross multiply
    5,481.68x = 8,226.15 × 2,018.93
  4. Step 4: Simplify right side
    5,481.68x = 16,607,972.32
  5. Step 5: Solve for x
    x = 16,607,972.32/5,481.68
  6. Step 6: Final answer
    x = 3,029.73

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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.