Usage patterns
〈事〉に不釣り合いな〈物〉something that doesn't match or suit a given situation or status
It's a luxury car that doesn't match his salary.
〈人〉に不釣り合いな〈人〉a mismatched pairing of people, such as an odd couple
She's said to be a mismatched partner for him.
〈物〉と〈物〉が不釣り合いだtwo things clash or fail to go well together
That tie and shirt don't go well together.