Home / 1,326-1,975.82-1,180.60

Finding the Fourth Proportional to 1,326, 1,975.82 and 1,180.60

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Solution

The fourth proportional to 1,326, 1,975.82 and 1,180.60 is: 1,759.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,326 : 1,975.82 = 1,180.60 : x
  2. Step 2: Convert to fraction form
    1,326/1,975.82 = 1,180.60/x
  3. Step 3: Cross multiply
    1,326x = 1,975.82 × 1,180.60
  4. Step 4: Simplify right side
    1,326x = 2,332,653.09
  5. Step 5: Solve for x
    x = 2,332,653.09/1,326
  6. Step 6: Final answer
    x = 1,759.17

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.