Finding the Third Proportional to 1,255.50 and 1,953
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Solution
The third proportional to 1,255.50 and 1,953 is: 3,038
Step by Step Solution
- Step 1: Write the proportion equation
1,255.50 : 1,953 = 1,953 : x - Step 2: Convert to fraction form
1,255.50/1,953 = 1,953/x - Step 3: Cross multiply
1,255.50x = 1,953 × 1,953 - Step 4: Simplify right side
1,255.50x = 3,814,209 - Step 5: Solve for x
x = 3,814,209/1,255.50 - Step 6: Final answer
x = 3,038
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These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.