Finding the Third Proportional to 1,838.64 and 4,018.99
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Solution
The third proportional to 1,838.64 and 4,018.99 is: 8,784.93
Step by Step Solution
- Step 1: Write the proportion equation
1,838.64 : 4,018.99 = 4,018.99 : x - Step 2: Convert to fraction form
1,838.64/4,018.99 = 4,018.99/x - Step 3: Cross multiply
1,838.64x = 4,018.99 × 4,018.99 - Step 4: Simplify right side
1,838.64x = 16,152,298.20 - Step 5: Solve for x
x = 16,152,298.20/1,838.64 - Step 6: Final answer
x = 8,784.93
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These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.