diff --git a/activerecord/lib/active_record/associations/association_collection.rb b/activerecord/lib/active_record/associations/association_collection.rb
index 463de9d819..09a80be266 100644
--- a/activerecord/lib/active_record/associations/association_collection.rb
+++ b/activerecord/lib/active_record/associations/association_collection.rb
@@ -320,6 +320,10 @@ module ActiveRecord
         exists?(record)
       end
 
+      def proxy_respond_to?(method)
+        super || @reflection.klass.respond_to?(method)
+      end
+
       protected
         def construct_find_options!(options)
         end
diff --git a/activerecord/test/cases/associations/has_many_associations_test.rb b/activerecord/test/cases/associations/has_many_associations_test.rb
index 1bc9c39c19..dada2d1603 100644
--- a/activerecord/test/cases/associations/has_many_associations_test.rb
+++ b/activerecord/test/cases/associations/has_many_associations_test.rb
@@ -1080,5 +1080,9 @@ class HasManyAssociationsTest < ActiveRecord::TestCase
     end
   end
 
+  def test_sending_new_to_association_proxy_should_have_same_effect_as_calling_new
+    clients_assoc = companies(:first_firm).clients
+    assert_equal clients_assoc.new.attributes, clients_assoc.send(:new).attributes
+  end
 end