Finding the Fourth Proportional to 7,207.99, 10,811.93 and 2,277.63
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Solution
The fourth proportional to 7,207.99, 10,811.93 and 2,277.63 is: 3,416.43
Step by Step Solution
- Step 1: Write the proportion equation
7,207.99 : 10,811.93 = 2,277.63 : x - Step 2: Convert to fraction form
7,207.99/10,811.93 = 2,277.63/x - Step 3: Cross multiply
7,207.99x = 10,811.93 × 2,277.63 - Step 4: Simplify right side
7,207.99x = 24,625,595.15 - Step 5: Solve for x
x = 24,625,595.15/7,207.99 - Step 6: Final answer
x = 3,416.43
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1.5x scale
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.