Home / 4,452.20-6,672.62-2,112.20

Finding the Fourth Proportional to 4,452.20, 6,672.62 and 2,112.20

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Solution

The fourth proportional to 4,452.20, 6,672.62 and 2,112.20 is: 3,165.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,452.20 : 6,672.62 = 2,112.20 : x
  2. Step 2: Convert to fraction form
    4,452.20/6,672.62 = 2,112.20/x
  3. Step 3: Cross multiply
    4,452.20x = 6,672.62 × 2,112.20
  4. Step 4: Simplify right side
    4,452.20x = 14,093,907.96
  5. Step 5: Solve for x
    x = 14,093,907.96/4,452.20
  6. Step 6: Final answer
    x = 3,165.61

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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.