Home / 2,094.45-3,137.62-1,119.21

Finding the Fourth Proportional to 2,094.45, 3,137.62 and 1,119.21

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Solution

The fourth proportional to 2,094.45, 3,137.62 and 1,119.21 is: 1,676.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,094.45 : 3,137.62 = 1,119.21 : x
  2. Step 2: Convert to fraction form
    2,094.45/3,137.62 = 1,119.21/x
  3. Step 3: Cross multiply
    2,094.45x = 3,137.62 × 1,119.21
  4. Step 4: Simplify right side
    2,094.45x = 3,511,655.68
  5. Step 5: Solve for x
    x = 3,511,655.68/2,094.45
  6. Step 6: Final answer
    x = 1,676.65

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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.