Finding the Fourth Proportional to 2,599.36, 3,898.16 and 867.52
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Solution
The fourth proportional to 2,599.36, 3,898.16 and 867.52 is: 1,300.99
Step by Step Solution
- Step 1: Write the proportion equation
2,599.36 : 3,898.16 = 867.52 : x - Step 2: Convert to fraction form
2,599.36/3,898.16 = 867.52/x - Step 3: Cross multiply
2,599.36x = 3,898.16 × 867.52 - Step 4: Simplify right side
2,599.36x = 3,381,731.76 - Step 5: Solve for x
x = 3,381,731.76/2,599.36 - Step 6: Final answer
x = 1,300.99
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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.