Finding the Third Proportional to 5,485.63 and 8,276.75
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Solution
The third proportional to 5,485.63 and 8,276.75 is: 12,488.02
Step by Step Solution
- Step 1: Write the proportion equation
5,485.63 : 8,276.75 = 8,276.75 : x - Step 2: Convert to fraction form
5,485.63/8,276.75 = 8,276.75/x - Step 3: Cross multiply
5,485.63x = 8,276.75 × 8,276.75 - Step 4: Simplify right side
5,485.63x = 68,504,590.56 - Step 5: Solve for x
x = 68,504,590.56/5,485.63 - Step 6: Final answer
x = 12,488.02
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.