Finding the Third Proportional to 938.25 and 1,930.50
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Solution
The third proportional to 938.25 and 1,930.50 is: 3,972.11
Step by Step Solution
- Step 1: Write the proportion equation
938.25 : 1,930.50 = 1,930.50 : x - Step 2: Convert to fraction form
938.25/1,930.50 = 1,930.50/x - Step 3: Cross multiply
938.25x = 1,930.50 × 1,930.50 - Step 4: Simplify right side
938.25x = 3,726,830.25 - Step 5: Solve for x
x = 3,726,830.25/938.25 - Step 6: Final answer
x = 3,972.11
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Why These Related Problems?
These problems maintain the same ratio (2.06) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.