Finding the Fourth Proportional to 10,594.41, 14,620.35 and 5,878.70
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Solution
The fourth proportional to 10,594.41, 14,620.35 and 5,878.70 is: 8,112.63
Step by Step Solution
- Step 1: Write the proportion equation
10,594.41 : 14,620.35 = 5,878.70 : x - Step 2: Convert to fraction form
10,594.41/14,620.35 = 5,878.70/x - Step 3: Cross multiply
10,594.41x = 14,620.35 × 5,878.70 - Step 4: Simplify right side
10,594.41x = 85,948,578.44 - Step 5: Solve for x
x = 85,948,578.44/10,594.41 - Step 6: Final answer
x = 8,112.63
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.