Home / 5,515.46-8,273.03-2,228.43

Finding the Fourth Proportional to 5,515.46, 8,273.03 and 2,228.43

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Solution

The fourth proportional to 5,515.46, 8,273.03 and 2,228.43 is: 3,342.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,515.46 : 8,273.03 = 2,228.43 : x
  2. Step 2: Convert to fraction form
    5,515.46/8,273.03 = 2,228.43/x
  3. Step 3: Cross multiply
    5,515.46x = 8,273.03 × 2,228.43
  4. Step 4: Simplify right side
    5,515.46x = 18,435,857.10
  5. Step 5: Solve for x
    x = 18,435,857.10/5,515.46
  6. Step 6: Final answer
    x = 3,342.58

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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.