Finding the Third Proportional to 913.50 and 1,948.50
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Solution
The third proportional to 913.50 and 1,948.50 is: 4,156.16
Step by Step Solution
- Step 1: Write the proportion equation
913.50 : 1,948.50 = 1,948.50 : x - Step 2: Convert to fraction form
913.50/1,948.50 = 1,948.50/x - Step 3: Cross multiply
913.50x = 1,948.50 × 1,948.50 - Step 4: Simplify right side
913.50x = 3,796,652.25 - Step 5: Solve for x
x = 3,796,652.25/913.50 - Step 6: Final answer
x = 4,156.16
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Why These Related Problems?
These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.