Home / 2,942.70-4,414.82-1,094.36

Finding the Fourth Proportional to 2,942.70, 4,414.82 and 1,094.36

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Solution

The fourth proportional to 2,942.70, 4,414.82 and 1,094.36 is: 1,641.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,942.70 : 4,414.82 = 1,094.36 : x
  2. Step 2: Convert to fraction form
    2,942.70/4,414.82 = 1,094.36/x
  3. Step 3: Cross multiply
    2,942.70x = 4,414.82 × 1,094.36
  4. Step 4: Simplify right side
    2,942.70x = 4,831,402.42
  5. Step 5: Solve for x
    x = 4,831,402.42/2,942.70
  6. Step 6: Final answer
    x = 1,641.83

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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.