Finding the Fourth Proportional to 2,285.94, 3,427.12 and 899.08
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Solution
The fourth proportional to 2,285.94, 3,427.12 and 899.08 is: 1,347.92
Step by Step Solution
- Step 1: Write the proportion equation
2,285.94 : 3,427.12 = 899.08 : x - Step 2: Convert to fraction form
2,285.94/3,427.12 = 899.08/x - Step 3: Cross multiply
2,285.94x = 3,427.12 × 899.08 - Step 4: Simplify right side
2,285.94x = 3,081,255.05 - Step 5: Solve for x
x = 3,081,255.05/2,285.94 - Step 6: Final answer
x = 1,347.92
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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.