Finding the Fourth Proportional to 1,562.56, 2,344 and 793.28
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Solution
The fourth proportional to 1,562.56, 2,344 and 793.28 is: 1,190.00
Step by Step Solution
- Step 1: Write the proportion equation
1,562.56 : 2,344 = 793.28 : x - Step 2: Convert to fraction form
1,562.56/2,344 = 793.28/x - Step 3: Cross multiply
1,562.56x = 2,344 × 793.28 - Step 4: Simplify right side
1,562.56x = 1,859,448.32 - Step 5: Solve for x
x = 1,859,448.32/1,562.56 - Step 6: Final answer
x = 1,190.00
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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.