Home / 4,080.38-5,630.94-2,217.38

Finding the Fourth Proportional to 4,080.38, 5,630.94 and 2,217.38

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Solution

The fourth proportional to 4,080.38, 5,630.94 and 2,217.38 is: 3,059.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080.38 : 5,630.94 = 2,217.38 : x
  2. Step 2: Convert to fraction form
    4,080.38/5,630.94 = 2,217.38/x
  3. Step 3: Cross multiply
    4,080.38x = 5,630.94 × 2,217.38
  4. Step 4: Simplify right side
    4,080.38x = 12,485,905.58
  5. Step 5: Solve for x
    x = 12,485,905.58/4,080.38
  6. Step 6: Final answer
    x = 3,059.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.