Finding the Third Proportional to 5,140.13 and 9,743.63
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Solution
The third proportional to 5,140.13 and 9,743.63 is: 18,470.02
Step by Step Solution
- Step 1: Write the proportion equation
5,140.13 : 9,743.63 = 9,743.63 : x - Step 2: Convert to fraction form
5,140.13/9,743.63 = 9,743.63/x - Step 3: Cross multiply
5,140.13x = 9,743.63 × 9,743.63 - Step 4: Simplify right side
5,140.13x = 94,938,228.14 - Step 5: Solve for x
x = 94,938,228.14/5,140.13 - Step 6: Final answer
x = 18,470.02
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Why These Related Problems?
These problems maintain the same ratio (1.90) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.