How is the commensurate rank of a Corporal denoted in the Marine Corps?

In the United States Marine Corps, the rank of Corporal is designated as E-4. The "E" stands for "enlisted," and the number indicates the pay grade level associated with the rank. The ranking system is structured to reflect the progression within the enlisted ranks, where each pay grade corresponds to different responsibilities and levels of leadership.

As an E-4, a Corporal has moved beyond the junior ranks and is expected to take on more leadership roles, often supervising junior Marines. This rank signifies a level of expertise and responsibility that includes direct leadership over a small team or squad and involvement in mission planning and execution. Understanding this structure is crucial for recognizing the career progression and the roles within the Marine Corps hierarchy.