Sorry to say this, but you don't have the best grasp of hull design, so I want to show you the method I use to make hulls and blimps. The first thing I start with is a skeleton, I usually like to make more dynamic shapes instead of straight lines of the same shape, the result is this:
http://imgur.com/3XzaY sometimes though I usually like to put in a more controlled skeleton with ribs and such, so here is the same hull only with a more defined skeleton which is here:
http://imgur.com/J4NkB. I usually like to make a blimp type thing on top of it, otherwise it would be just a floating boat, . I like to make the same style of construction with the blimps, only more symetrical, like this:
http://imgur.com/idu56. Using these methods I made this monstrosity:
http://imgur.com/rE8b6. I hope these help you make a fantastic airship!
