Finding the Fourth Proportional to 7,883.03, 11,824.76 and 2,039.63
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Solution
The fourth proportional to 7,883.03, 11,824.76 and 2,039.63 is: 3,059.50
Step by Step Solution
- Step 1: Write the proportion equation
7,883.03 : 11,824.76 = 2,039.63 : x - Step 2: Convert to fraction form
7,883.03/11,824.76 = 2,039.63/x - Step 3: Cross multiply
7,883.03x = 11,824.76 × 2,039.63 - Step 4: Simplify right side
7,883.03x = 24,118,135.24 - Step 5: Solve for x
x = 24,118,135.24/7,883.03 - Step 6: Final answer
x = 3,059.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.