Home / 2,676.34-4,015.44-1,359.44

Finding the Fourth Proportional to 2,676.34, 4,015.44 and 1,359.44

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Solution

The fourth proportional to 2,676.34, 4,015.44 and 1,359.44 is: 2,039.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,676.34 : 4,015.44 = 1,359.44 : x
  2. Step 2: Convert to fraction form
    2,676.34/4,015.44 = 1,359.44/x
  3. Step 3: Cross multiply
    2,676.34x = 4,015.44 × 1,359.44
  4. Step 4: Simplify right side
    2,676.34x = 5,458,749.75
  5. Step 5: Solve for x
    x = 5,458,749.75/2,676.34
  6. Step 6: Final answer
    x = 2,039.63

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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.