Finding the Third Proportional to 5,428.88 and 11,289.75
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Solution
The third proportional to 5,428.88 and 11,289.75 is: 23,477.88
Step by Step Solution
- Step 1: Write the proportion equation
5,428.88 : 11,289.75 = 11,289.75 : x - Step 2: Convert to fraction form
5,428.88/11,289.75 = 11,289.75/x - Step 3: Cross multiply
5,428.88x = 11,289.75 × 11,289.75 - Step 4: Simplify right side
5,428.88x = 127,458,455.06 - Step 5: Solve for x
x = 127,458,455.06/5,428.88 - Step 6: Final answer
x = 23,477.88
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Why These Related Problems?
These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.