Finding the Third Proportional to 755 and 1,567.50
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Solution
The third proportional to 755 and 1,567.50 is: 3,254.38
Step by Step Solution
- Step 1: Write the proportion equation
755 : 1,567.50 = 1,567.50 : x - Step 2: Convert to fraction form
755/1,567.50 = 1,567.50/x - Step 3: Cross multiply
755x = 1,567.50 × 1,567.50 - Step 4: Simplify right side
755x = 2,457,056.25 - Step 5: Solve for x
x = 2,457,056.25/755 - Step 6: Final answer
x = 3,254.38
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These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.