Finding the Fourth Proportional to 2,038.09, 3,057.52 and 703.53
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Solution
The fourth proportional to 2,038.09, 3,057.52 and 703.53 is: 1,055.43
Step by Step Solution
- Step 1: Write the proportion equation
2,038.09 : 3,057.52 = 703.53 : x - Step 2: Convert to fraction form
2,038.09/3,057.52 = 703.53/x - Step 3: Cross multiply
2,038.09x = 3,057.52 × 703.53 - Step 4: Simplify right side
2,038.09x = 2,151,057.05 - Step 5: Solve for x
x = 2,151,057.05/2,038.09 - Step 6: Final answer
x = 1,055.43
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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.