Finding the Fourth Proportional to 7,539.88, 11,303.70 and 6,512.08
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Solution
The fourth proportional to 7,539.88, 11,303.70 and 6,512.08 is: 9,762.83
Step by Step Solution
- Step 1: Write the proportion equation
7,539.88 : 11,303.70 = 6,512.08 : x - Step 2: Convert to fraction form
7,539.88/11,303.70 = 6,512.08/x - Step 3: Cross multiply
7,539.88x = 11,303.70 × 6,512.08 - Step 4: Simplify right side
7,539.88x = 73,610,598.70 - Step 5: Solve for x
x = 73,610,598.70/7,539.88 - Step 6: Final answer
x = 9,762.83
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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.