How do car dealers make profit on leases?

So Ford have a Fiesta that supposedly costs a recommended price of £14540. They ask £178 a month and 3 months upfront = 6764. So they take the car back at the end. The car has depreciated by %60 say after 3 years of lease. So it is now worth to Ford to sell on: £5816. So they lose £8724 in depreciation. How is it that I read dealers prefer to lease as they make more money? It looks like a big loss to me, as they have to front the depreciation and in this case arent charging enough to cover it?

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