Home / 2,676.06-4,022.28-2,618.64

Finding the Fourth Proportional to 2,676.06, 4,022.28 and 2,618.64

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Solution

The fourth proportional to 2,676.06, 4,022.28 and 2,618.64 is: 3,935.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,676.06 : 4,022.28 = 2,618.64 : x
  2. Step 2: Convert to fraction form
    2,676.06/4,022.28 = 2,618.64/x
  3. Step 3: Cross multiply
    2,676.06x = 4,022.28 × 2,618.64
  4. Step 4: Simplify right side
    2,676.06x = 10,532,903.30
  5. Step 5: Solve for x
    x = 10,532,903.30/2,676.06
  6. Step 6: Final answer
    x = 3,935.97

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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.