Finding the Third Proportional to 1,765.13 and 2,742.05
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Solution
The third proportional to 1,765.13 and 2,742.05 is: 4,259.65
Step by Step Solution
- Step 1: Write the proportion equation
1,765.13 : 2,742.05 = 2,742.05 : x - Step 2: Convert to fraction form
1,765.13/2,742.05 = 2,742.05/x - Step 3: Cross multiply
1,765.13x = 2,742.05 × 2,742.05 - Step 4: Simplify right side
1,765.13x = 7,518,821.06 - Step 5: Solve for x
x = 7,518,821.06/1,765.13 - Step 6: Final answer
x = 4,259.65
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These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.