Home / 1,941.10-2,678.97-1,195.54

Finding the Fourth Proportional to 1,941.10, 2,678.97 and 1,195.54

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Solution

The fourth proportional to 1,941.10, 2,678.97 and 1,195.54 is: 1,650.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,941.10 : 2,678.97 = 1,195.54 : x
  2. Step 2: Convert to fraction form
    1,941.10/2,678.97 = 1,195.54/x
  3. Step 3: Cross multiply
    1,941.10x = 2,678.97 × 1,195.54
  4. Step 4: Simplify right side
    1,941.10x = 3,202,815.79
  5. Step 5: Solve for x
    x = 3,202,815.79/1,941.10
  6. Step 6: Final answer
    x = 1,650.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.