Every such ordinance shall be read at meetings of the city council on three (3) different days. At each reading of an ordinance, it shall be open for discussion and amendment and may be referred to a committee and shall be passed to the next reading unless, by a vote of the meeting, some other disposition is made. After the second reading, the ordinance shall be engrossed by the city clerk as amended. On final passage, the yeas and nays shall be called and recorded and concurrence of a majority of the whole number elected to the city council shall be required; provided, that three-fourths (3/4) of the whole number of the members of the city council may, by yea and nay vote recorded in the minutes, dispense with the three (3) readings of the ordinances and pass the same at any meeting. (1984 Code § 1-7-2)