Finding the Third Proportional to 1,242.84 and 2,934.98
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Solution
The third proportional to 1,242.84 and 2,934.98 is: 6,930.99
Step by Step Solution
- Step 1: Write the proportion equation
1,242.84 : 2,934.98 = 2,934.98 : x - Step 2: Convert to fraction form
1,242.84/2,934.98 = 2,934.98/x - Step 3: Cross multiply
1,242.84x = 2,934.98 × 2,934.98 - Step 4: Simplify right side
1,242.84x = 8,614,133.28 - Step 5: Solve for x
x = 8,614,133.28/1,242.84 - Step 6: Final answer
x = 6,930.99
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These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.