[tex]Equation: \\ \\ \frac{4}{7}\cdot\ ?= \frac{3}{7} \\ \\ Let\ ?\ be\ the\ unknown\ number. \\ \\ Note\ that\ \cdot\ is\ equal\ to\ \times \\ \\ Solution: \\ \\ \frac{4}{7}\cdot\ ?= \frac{3}{7} \\ \\ \frac{3}{7}\cdot\ \frac{7}{4}=? \\ \\ \frac{3}{\not{7}}\cdot\ \frac{\not{7}}{4}=? \\ \\ \boxed{\frac{3}{4}=?} \\ \\ \\ Hope\ it\ Helps =) \\ Domini[/tex]