[tex]\bold{\dfrac{a}{b}= \dfrac{c}{d} }[/tex]
a : primera proporcional
b : segunda proporcional
c : tercera proporcional
d : cuarta proporcional
[tex]\bold{\dfrac{7}{6} =\dfrac{35}{x} }\\\\\bold{7x=35(6)}\\\\\bold{7x=210}\\\\\bold{x=30}[/tex]
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Proporción geométrica:
[tex]\bold{\dfrac{a}{b}= \dfrac{c}{d} }[/tex]
a : primera proporcional
b : segunda proporcional
c : tercera proporcional
d : cuarta proporcional
[tex]\bold{\dfrac{7}{6} =\dfrac{35}{x} }\\\\\bold{7x=35(6)}\\\\\bold{7x=210}\\\\\bold{x=30}[/tex]
La cuarta proporcional es 30