Can I bring my cummalitive gpa to a 3.9 before college apps?

I am a sophomore currently in second semester. So freshman year both semesters I earned a 3.83 gpa. During Sophomore year I got a 3.5 gpa first semest

I am a sophomore currently in second semester. So freshman year both semesters I earned a 3.83 gpa. During Sophomore year I got a 3.5 gpa first semester.Can i bring my cummalitive gpa to a 3.9 before college apps are due(4 semesters left) if i get straight A's from now own. All of it is unweighted

or:I am a sophomore currently in second semester. So freshman year both semesters I earned a 3.83 gpa. During Sophomore year I got a 3.5 gpa first semester.Can i bring my cummalitive gpa to a 3.9 before college apps are due(4 semesters left) if i get straight A's from now own. All of it is unweighted

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