Finding the Fourth Proportional to 2,564.25, 3,846.99 and 832.88
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Solution
The fourth proportional to 2,564.25, 3,846.99 and 832.88 is: 1,249.52
Step by Step Solution
- Step 1: Write the proportion equation
2,564.25 : 3,846.99 = 832.88 : x - Step 2: Convert to fraction form
2,564.25/3,846.99 = 832.88/x - Step 3: Cross multiply
2,564.25x = 3,846.99 × 832.88 - Step 4: Simplify right side
2,564.25x = 3,204,081.03 - Step 5: Solve for x
x = 3,204,081.03/2,564.25 - Step 6: Final answer
x = 1,249.52
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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.