Finding the Fourth Proportional to 4,386.68, 6,580.36 and 1,464.99
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Solution
The fourth proportional to 4,386.68, 6,580.36 and 1,464.99 is: 2,197.60
Step by Step Solution
- Step 1: Write the proportion equation
4,386.68 : 6,580.36 = 1,464.99 : x - Step 2: Convert to fraction form
4,386.68/6,580.36 = 1,464.99/x - Step 3: Cross multiply
4,386.68x = 6,580.36 × 1,464.99 - Step 4: Simplify right side
4,386.68x = 9,640,157.93 - Step 5: Solve for x
x = 9,640,157.93/4,386.68 - Step 6: Final answer
x = 2,197.60
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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.