Home / 4,216.14-6,321.09-2,022.78

Finding the Fourth Proportional to 4,216.14, 6,321.09 and 2,022.78

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Solution

The fourth proportional to 4,216.14, 6,321.09 and 2,022.78 is: 3,032.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,216.14 : 6,321.09 = 2,022.78 : x
  2. Step 2: Convert to fraction form
    4,216.14/6,321.09 = 2,022.78/x
  3. Step 3: Cross multiply
    4,216.14x = 6,321.09 × 2,022.78
  4. Step 4: Simplify right side
    4,216.14x = 12,786,174.43
  5. Step 5: Solve for x
    x = 12,786,174.43/4,216.14
  6. Step 6: Final answer
    x = 3,032.67

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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.