Last Update: 2/18/2019
Make sure that your columns are designated as X, Y, Z and Z. To do that, right-click on the column and choose Set As from the context menu. Then highlight the XYZZ columns and choose menu Plot > 3D : Ternary Symbol to plot the graph.
You can also add a 3D ternary scatter plot to an existing 3D ternary surface from the Layer Contents dialog.
Keywords:3D ternary, scatter