Finding the Fourth Proportional to 7,690.23, 11,525.18 and 7,497
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Solution
The fourth proportional to 7,690.23, 11,525.18 and 7,497 is: 11,235.59
Step by Step Solution
- Step 1: Write the proportion equation
7,690.23 : 11,525.18 = 7,497 : x - Step 2: Convert to fraction form
7,690.23/11,525.18 = 7,497/x - Step 3: Cross multiply
7,690.23x = 11,525.18 × 7,497 - Step 4: Simplify right side
7,690.23x = 86,404,236.98 - Step 5: Solve for x
x = 86,404,236.98/7,690.23 - Step 6: Final answer
x = 11,235.59
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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.