Home / 2,942.70-4,407.66-1,844.94

Finding the Fourth Proportional to 2,942.70, 4,407.66 and 1,844.94

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Solution

The fourth proportional to 2,942.70, 4,407.66 and 1,844.94 is: 2,763.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,942.70 : 4,407.66 = 1,844.94 : x
  2. Step 2: Convert to fraction form
    2,942.70/4,407.66 = 1,844.94/x
  3. Step 3: Cross multiply
    2,942.70x = 4,407.66 × 1,844.94
  4. Step 4: Simplify right side
    2,942.70x = 8,131,868.24
  5. Step 5: Solve for x
    x = 8,131,868.24/2,942.70
  6. Step 6: Final answer
    x = 2,763.40

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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.