Finding the Fourth Proportional to 11,750.23, 16,214.47 and 6,444.19
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Solution
The fourth proportional to 11,750.23, 16,214.47 and 6,444.19 is: 8,892.52
Step by Step Solution
- Step 1: Write the proportion equation
11,750.23 : 16,214.47 = 6,444.19 : x - Step 2: Convert to fraction form
11,750.23/16,214.47 = 6,444.19/x - Step 3: Cross multiply
11,750.23x = 16,214.47 × 6,444.19 - Step 4: Simplify right side
11,750.23x = 104,489,125.43 - Step 5: Solve for x
x = 104,489,125.43/11,750.23 - Step 6: Final answer
x = 8,892.52
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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.