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Finding the Fourth Proportional to 2,676.66, 4,014.14 and 1,359.96

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Solution

The fourth proportional to 2,676.66, 4,014.14 and 1,359.96 is: 2,039.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,676.66 : 4,014.14 = 1,359.96 : x
  2. Step 2: Convert to fraction form
    2,676.66/4,014.14 = 1,359.96/x
  3. Step 3: Cross multiply
    2,676.66x = 4,014.14 × 1,359.96
  4. Step 4: Simplify right side
    2,676.66x = 5,459,063.03
  5. Step 5: Solve for x
    x = 5,459,063.03/2,676.66
  6. Step 6: Final answer
    x = 2,039.51

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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.