Finding the Fourth Proportional to 2,038.08, 3,055.86 and 997.68
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Solution
The fourth proportional to 2,038.08, 3,055.86 and 997.68 is: 1,495.90
Step by Step Solution
- Step 1: Write the proportion equation
2,038.08 : 3,055.86 = 997.68 : x - Step 2: Convert to fraction form
2,038.08/3,055.86 = 997.68/x - Step 3: Cross multiply
2,038.08x = 3,055.86 × 997.68 - Step 4: Simplify right side
2,038.08x = 3,048,770.40 - Step 5: Solve for x
x = 3,048,770.40/2,038.08 - Step 6: Final answer
x = 1,495.90
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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.