2 5/12, 2 1/6, 1 11/12, blank , 1 5/12 What do I fill in the blank and whats the rule?

Graph the line that represents a proportional relationship between d and t with the property that an increase of 33 units in t corresponds to an increase of 44 units in d. what is the unit rate of change of dd with respect to t? (that is, a change of 11 unit in t will correspond to a change of how many units in d? )