Home / 1,958.49-2,698.16-1,367.97

Finding the Fourth Proportional to 1,958.49, 2,698.16 and 1,367.97

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Solution

The fourth proportional to 1,958.49, 2,698.16 and 1,367.97 is: 1,884.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,958.49 : 2,698.16 = 1,367.97 : x
  2. Step 2: Convert to fraction form
    1,958.49/2,698.16 = 1,367.97/x
  3. Step 3: Cross multiply
    1,958.49x = 2,698.16 × 1,367.97
  4. Step 4: Simplify right side
    1,958.49x = 3,690,995.10
  5. Step 5: Solve for x
    x = 3,690,995.10/1,958.49
  6. Step 6: Final answer
    x = 1,884.61

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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.