proportionate (adj.)

"of proper proportion; adjusted to something else according to a certain rate or relation; corresponding in regard to size, amount, nature, etc.," late 14c., proporcionate, from Medieval Latin proportionatus "proportioned," past participle of proportionare, from Latin proportio "comparative relation, analogy" (see proportion (n.)). The classical spelling with -t- was restored in English 16c. Related: Proportionately.