Subject to and consistent with the other provisions of this chapter and the City Charter, the city shall contribute such sums of money as may be required to fund this plan. The total contributions, with interest thereon, made by the city, and any amounts transferred pursuant to former (1989) City Charter Section 402, shall be applied to provide the pension portion of the benefits under this plan. Pursuant to Sections 384 and 385 of the City Charter, the board shall direct the actuary to determine the appropriate contribution rates for the city. (Prior code § 34.06.604)