Finding the Third Proportional to 969.75 and 2,076.75
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Solution
The third proportional to 969.75 and 2,076.75 is: 4,447.43
Step by Step Solution
- Step 1: Write the proportion equation
969.75 : 2,076.75 = 2,076.75 : x - Step 2: Convert to fraction form
969.75/2,076.75 = 2,076.75/x - Step 3: Cross multiply
969.75x = 2,076.75 × 2,076.75 - Step 4: Simplify right side
969.75x = 4,312,890.56 - Step 5: Solve for x
x = 4,312,890.56/969.75 - Step 6: Final answer
x = 4,447.43
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.