what must be added to number 1,3,10 and 18 so they are in proportion??
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Let number to be added =x,
then new no's are,
(1+x),(3+x),(10+x),(18+x);
no,if they are in proportion,
(1+x)/(3+x)=(10+x)/(18+x);
now,
(1+x)*(18+x)=(3+x)*(10+x);
on solving,we get,
x=12/5;
Hope answer helps you...
please mark as brainliest....plzzzz
then new no's are,
(1+x),(3+x),(10+x),(18+x);
no,if they are in proportion,
(1+x)/(3+x)=(10+x)/(18+x);
now,
(1+x)*(18+x)=(3+x)*(10+x);
on solving,we get,
x=12/5;
Hope answer helps you...
please mark as brainliest....plzzzz
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