Finding the Fourth Proportional to 7,503, 11,246.94 and 3,122.88
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Solution
The fourth proportional to 7,503, 11,246.94 and 3,122.88 is: 4,681.17
Step by Step Solution
- Step 1: Write the proportion equation
7,503 : 11,246.94 = 3,122.88 : x - Step 2: Convert to fraction form
7,503/11,246.94 = 3,122.88/x - Step 3: Cross multiply
7,503x = 11,246.94 × 3,122.88 - Step 4: Simplify right side
7,503x = 35,122,843.99 - Step 5: Solve for x
x = 35,122,843.99/7,503 - Step 6: Final answer
x = 4,681.17
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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.