Home / 7,380.19-11,063.63-2,696.88

Finding the Fourth Proportional to 7,380.19, 11,063.63 and 2,696.88

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Solution

The fourth proportional to 7,380.19, 11,063.63 and 2,696.88 is: 4,042.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380.19 : 11,063.63 = 2,696.88 : x
  2. Step 2: Convert to fraction form
    7,380.19/11,063.63 = 2,696.88/x
  3. Step 3: Cross multiply
    7,380.19x = 11,063.63 × 2,696.88
  4. Step 4: Simplify right side
    7,380.19x = 29,837,227.16
  5. Step 5: Solve for x
    x = 29,837,227.16/7,380.19
  6. Step 6: Final answer
    x = 4,042.88

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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.