Disproportion (noun)

1. Lack of balance or proportion between parts or elements.
2. A lack of balance or equality between different parts or elements of something.

Origin:

Dis- + proportion.

Examples:

1. The budget cuts caused a disproportionate impact on the poor.
2. The disproportions in the distribution of wealth are staggering.
3. The disproportions in the criminal justice system were exposed.
4. He was concerned with the disproportions in the data.
5. The disproportions in the allocation of resources were clear.