Finding the Fourth Proportional to 2,995.50, 4,494 and 943.50
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Solution
The fourth proportional to 2,995.50, 4,494 and 943.50 is: 1,415.49
Step by Step Solution
- Step 1: Write the proportion equation
2,995.50 : 4,494 = 943.50 : x - Step 2: Convert to fraction form
2,995.50/4,494 = 943.50/x - Step 3: Cross multiply
2,995.50x = 4,494 × 943.50 - Step 4: Simplify right side
2,995.50x = 4,240,089 - Step 5: Solve for x
x = 4,240,089/2,995.50 - Step 6: Final answer
x = 1,415.49
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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.