Finding the Fourth Proportional to 4,538.99, 6,803.65 and 2,586.99
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Solution
The fourth proportional to 4,538.99, 6,803.65 and 2,586.99 is: 3,877.73
Step by Step Solution
- Step 1: Write the proportion equation
4,538.99 : 6,803.65 = 2,586.99 : x - Step 2: Convert to fraction form
4,538.99/6,803.65 = 2,586.99/x - Step 3: Cross multiply
4,538.99x = 6,803.65 × 2,586.99 - Step 4: Simplify right side
4,538.99x = 17,600,961.58 - Step 5: Solve for x
x = 17,600,961.58/4,538.99 - Step 6: Final answer
x = 3,877.73
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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.