Home / 4,018.68-6,027.99-2,640.72

Finding the Fourth Proportional to 4,018.68, 6,027.99 and 2,640.72

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Solution

The fourth proportional to 4,018.68, 6,027.99 and 2,640.72 is: 3,961.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,018.68 : 6,027.99 = 2,640.72 : x
  2. Step 2: Convert to fraction form
    4,018.68/6,027.99 = 2,640.72/x
  3. Step 3: Cross multiply
    4,018.68x = 6,027.99 × 2,640.72
  4. Step 4: Simplify right side
    4,018.68x = 15,918,233.75
  5. Step 5: Solve for x
    x = 15,918,233.75/4,018.68
  6. Step 6: Final answer
    x = 3,961.06

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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.