Finding the Fourth Proportional to 7,567.68, 11,341.65 and 4,716.99
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Solution
The fourth proportional to 7,567.68, 11,341.65 and 4,716.99 is: 7,069.33
Step by Step Solution
- Step 1: Write the proportion equation
7,567.68 : 11,341.65 = 4,716.99 : x - Step 2: Convert to fraction form
7,567.68/11,341.65 = 4,716.99/x - Step 3: Cross multiply
7,567.68x = 11,341.65 × 4,716.99 - Step 4: Simplify right side
7,567.68x = 53,498,433.07 - Step 5: Solve for x
x = 53,498,433.07/7,567.68 - Step 6: Final answer
x = 7,069.33
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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.