Scriabin's Prelude Op. 48 No. 3 is a quintessential example of his later, more introspective style, characterized by its dense harmonies and profound emotional weight. The piece explores a dark, searching, and ultimately transcendent mood.
Achieving control over the rich harmonic voicings and maintaining a deep sense of rubato are critical technical demands.
4 Preludes (Op.48) is rated Henle level 7 of 9 — late advanced repertoire, roughly ABRSM grade 8 and above. In the RCM system it corresponds to about level 8.
You should be comfortable at Henle level 7 — meaning you can already play level 6–7 pieces cleanly. Learning it one level early is possible as a stretch piece, but more than that usually leads to months of frustration.
A typical performance of 4 Preludes (Op.48) lasts about 4 minutes.
4 Preludes (Op.48) is available as free public-domain sheet music on IMSLP — the score is linked directly from this page.