Finding the Fourth Proportional to 750.08, 1,122 and 704
Calculator
Solution
The fourth proportional to 750.08, 1,122 and 704 is: 1,053.07
Step by Step Solution
- Step 1: Write the proportion equation
750.08 : 1,122 = 704 : x - Step 2: Convert to fraction form
750.08/1,122 = 704/x - Step 3: Cross multiply
750.08x = 1,122 × 704 - Step 4: Simplify right side
750.08x = 789,888 - Step 5: Solve for x
x = 789,888/750.08 - Step 6: Final answer
x = 1,053.07
Related Problems
Find fourth proportional to 375.04, 561 and 352
Half scale
Find fourth proportional to 1,500.16, 2,244 and 1,408
Double scale
Find fourth proportional to 751.08, 1,123.50 and 705
Similar ratio
Find fourth proportional to 1,125.12, 1,683 and 1,056
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.