Finding the Fourth Proportional to 960.94, 1,326 and 567.82
Calculator
Solution
The fourth proportional to 960.94, 1,326 and 567.82 is: 783.53
Step by Step Solution
- Step 1: Write the proportion equation
960.94 : 1,326 = 567.82 : x - Step 2: Convert to fraction form
960.94/1,326 = 567.82/x - Step 3: Cross multiply
960.94x = 1,326 × 567.82 - Step 4: Simplify right side
960.94x = 752,929.32 - Step 5: Solve for x
x = 752,929.32/960.94 - Step 6: Final answer
x = 783.53
Related Problems
Find fourth proportional to 480.47, 663 and 283.91
Half scale
Find fourth proportional to 1,921.88, 2,652 and 1,135.64
Double scale
Find fourth proportional to 961.94, 1,327.38 and 568.82
Similar ratio
Find fourth proportional to 1,441.41, 1,989 and 851.73
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.