Finding the Third Proportional to 4,785.19 and 10,157.63
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Solution
The third proportional to 4,785.19 and 10,157.63 is: 21,561.82
Step by Step Solution
- Step 1: Write the proportion equation
4,785.19 : 10,157.63 = 10,157.63 : x - Step 2: Convert to fraction form
4,785.19/10,157.63 = 10,157.63/x - Step 3: Cross multiply
4,785.19x = 10,157.63 × 10,157.63 - Step 4: Simplify right side
4,785.19x = 103,177,345.64 - Step 5: Solve for x
x = 103,177,345.64/4,785.19 - Step 6: Final answer
x = 21,561.82
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.