Finding the Fourth Proportional to 9,848.88, 14,773.32 and 5,742
Calculator
Solution
The fourth proportional to 9,848.88, 14,773.32 and 5,742 is: 8,613
Step by Step Solution
- Step 1: Write the proportion equation
9,848.88 : 14,773.32 = 5,742 : x - Step 2: Convert to fraction form
9,848.88/14,773.32 = 5,742/x - Step 3: Cross multiply
9,848.88x = 14,773.32 × 5,742 - Step 4: Simplify right side
9,848.88x = 84,828,403.44 - Step 5: Solve for x
x = 84,828,403.44/9,848.88 - Step 6: Final answer
x = 8,613
Related Problems
Find fourth proportional to 4,924.44, 7,386.66 and 2,871
Half scale
Find fourth proportional to 19,697.76, 29,546.64 and 11,484
Double scale
Find fourth proportional to 9,849.88, 14,774.82 and 5,743
Similar ratio
Find fourth proportional to 14,773.32, 22,159.98 and 8,613
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.