You are project manager for an organizational restructuring project with a team of $7$ consultants. The goal of the current phase is to develop $105$ job descriptions within $7$ business days. That means, the goal is to develop $15$ job descriptions each day. Based on the burden rate of your consultants, it costs $$100$ to develop one job description. At the end of the $4$th day, your team has worked the equivalent of $$5,500$ to develop $45$ job description.

What is the earned value on day $4?$