Final answer:
People of Spanish, Greek, and Italian heritage typically correspond with a Fitzpatrick skin type 3, which indicates a lighter Mediterranean complexion that tans more easily than burns.
Step-by-step explanation:
The number on the Fitzpatrick skin type scale that corresponds with people of Spanish, Greek, and Italian heritage is typically Type 3. The Fitzpatrick scale classifies skin types according to the amount of pigment your skin has and how it reacts to sun exposure. People with skin type 3 often have a lighter Mediterranean complexion, tan more easily than they burn, and have a moderate response to the sun. Nevertheless, it's important to remember that individual skin reactions to the sun can vary, even within the same ethnic groups.