Finding the Fourth Proportional to 2,634.24, 3,951.20 and 904.08
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Solution
The fourth proportional to 2,634.24, 3,951.20 and 904.08 is: 1,356.07
Step by Step Solution
- Step 1: Write the proportion equation
2,634.24 : 3,951.20 = 904.08 : x - Step 2: Convert to fraction form
2,634.24/3,951.20 = 904.08/x - Step 3: Cross multiply
2,634.24x = 3,951.20 × 904.08 - Step 4: Simplify right side
2,634.24x = 3,572,200.90 - Step 5: Solve for x
x = 3,572,200.90/2,634.24 - Step 6: Final answer
x = 1,356.07
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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.