Il quarto libro della serie \/ The fourth book in the series

My office is located in the quarter of the city.

Quarto is an Italian municipality with 41,000 inhabitants in the metropolitan city of Naples in Campania.

I've been waiting for a quarter of an hour, but he hasn't arrived yet.

The moon is visible in the first quarter of the sky.

L'ultimo quarto della luna \/ The last quarter of the moon

The team has qualified for the quarterfinals of the tournament.

Il quartogenito della famiglia \/ The fourth-born of the family

The fourth-born daughters grew up together.

The firstborns have grown very quickly.