Four (4) of the members of Council shall constitute a quorum for the transaction of any business at any meeting of the Council, but a number less than the quorum may adjourn the meeting from time to time and compel the attendance of absent members in such manner and under such penalties as may be prescribed by ordinance, resolution or by the rules of the Council. At any meeting at which a quorum is present, any action may be taken by an affirmative vote of a majority of the members of the Council present, unless a larger number be required by the provisions of this Charter or the laws of the State of Ohio not in conflict therewith.