Finding the Fourth Proportional to 7,063.42, 10,595.14 and 2,900.53
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Solution
The fourth proportional to 7,063.42, 10,595.14 and 2,900.53 is: 4,350.80
Step by Step Solution
- Step 1: Write the proportion equation
7,063.42 : 10,595.14 = 2,900.53 : x - Step 2: Convert to fraction form
7,063.42/10,595.14 = 2,900.53/x - Step 3: Cross multiply
7,063.42x = 10,595.14 × 2,900.53 - Step 4: Simplify right side
7,063.42x = 30,731,521.42 - Step 5: Solve for x
x = 30,731,521.42/7,063.42 - Step 6: Final answer
x = 4,350.80
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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.