Finding the Fourth Proportional to 8,517.08, 11,750.24 and 6,284.32
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Solution
The fourth proportional to 8,517.08, 11,750.24 and 6,284.32 is: 8,669.90
Step by Step Solution
- Step 1: Write the proportion equation
8,517.08 : 11,750.24 = 6,284.32 : x - Step 2: Convert to fraction form
8,517.08/11,750.24 = 6,284.32/x - Step 3: Cross multiply
8,517.08x = 11,750.24 × 6,284.32 - Step 4: Simplify right side
8,517.08x = 73,842,268.24 - Step 5: Solve for x
x = 73,842,268.24/8,517.08 - Step 6: Final answer
x = 8,669.90
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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.