Finding the Third Proportional to 1,953.19 and 4,239.75
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Solution
The third proportional to 1,953.19 and 4,239.75 is: 9,203.15
Step by Step Solution
- Step 1: Write the proportion equation
1,953.19 : 4,239.75 = 4,239.75 : x - Step 2: Convert to fraction form
1,953.19/4,239.75 = 4,239.75/x - Step 3: Cross multiply
1,953.19x = 4,239.75 × 4,239.75 - Step 4: Simplify right side
1,953.19x = 17,975,480.06 - Step 5: Solve for x
x = 17,975,480.06/1,953.19 - Step 6: Final answer
x = 9,203.15
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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.