Finding the Fourth Proportional to 2,549.04, 3,823.23 and 1,086.99
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Solution
The fourth proportional to 2,549.04, 3,823.23 and 1,086.99 is: 1,630.34
Step by Step Solution
- Step 1: Write the proportion equation
2,549.04 : 3,823.23 = 1,086.99 : x - Step 2: Convert to fraction form
2,549.04/3,823.23 = 1,086.99/x - Step 3: Cross multiply
2,549.04x = 3,823.23 × 1,086.99 - Step 4: Simplify right side
2,549.04x = 4,155,812.78 - Step 5: Solve for x
x = 4,155,812.78/2,549.04 - Step 6: Final answer
x = 1,630.34
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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.