Home / 1,955.75-2,698.07-1,198.94

Finding the Fourth Proportional to 1,955.75, 2,698.07 and 1,198.94

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Solution

The fourth proportional to 1,955.75, 2,698.07 and 1,198.94 is: 1,654.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,955.75 : 2,698.07 = 1,198.94 : x
  2. Step 2: Convert to fraction form
    1,955.75/2,698.07 = 1,198.94/x
  3. Step 3: Cross multiply
    1,955.75x = 2,698.07 × 1,198.94
  4. Step 4: Simplify right side
    1,955.75x = 3,234,804.56
  5. Step 5: Solve for x
    x = 3,234,804.56/1,955.75
  6. Step 6: Final answer
    x = 1,654.00

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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.