Finding the Fourth Proportional to 6,955.17, 10,432.76 and 3,260.00
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Solution
The fourth proportional to 6,955.17, 10,432.76 and 3,260.00 is: 4,889.99
Step by Step Solution
- Step 1: Write the proportion equation
6,955.17 : 10,432.76 = 3,260.00 : x - Step 2: Convert to fraction form
6,955.17/10,432.76 = 3,260.00/x - Step 3: Cross multiply
6,955.17x = 10,432.76 × 3,260.00 - Step 4: Simplify right side
6,955.17x = 34,010,729.14 - Step 5: Solve for x
x = 34,010,729.14/6,955.17 - Step 6: Final answer
x = 4,889.99
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1.5x scale
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.