A majority of the members of Council shall constitute a quorum to transact business at any meeting of the Council, but a lesser number may adjourn from time to time and compel the attendance of absent members in such manner and under such penalties as may be prescribed by ordinance or resolution. At any meeting at which a quorum is present, any ordinance or resolution may be passed or adopted, or any other action may be taken, by the affirmative vote of four (4) members of the Council unless a larger number be required by the provisions of this Charter.