Finding the Third Proportional to 7,764.19 and 11,790.56
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Solution
The third proportional to 7,764.19 and 11,790.56 is: 17,904.95
Step by Step Solution
- Step 1: Write the proportion equation
7,764.19 : 11,790.56 = 11,790.56 : x - Step 2: Convert to fraction form
7,764.19/11,790.56 = 11,790.56/x - Step 3: Cross multiply
7,764.19x = 11,790.56 × 11,790.56 - Step 4: Simplify right side
7,764.19x = 139,017,364.07 - Step 5: Solve for x
x = 139,017,364.07/7,764.19 - Step 6: Final answer
x = 17,904.95
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These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.