Home / 2,063.80-3,096.41-1,138.18

Finding the Fourth Proportional to 2,063.80, 3,096.41 and 1,138.18

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Solution

The fourth proportional to 2,063.80, 3,096.41 and 1,138.18 is: 1,707.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,063.80 : 3,096.41 = 1,138.18 : x
  2. Step 2: Convert to fraction form
    2,063.80/3,096.41 = 1,138.18/x
  3. Step 3: Cross multiply
    2,063.80x = 3,096.41 × 1,138.18
  4. Step 4: Simplify right side
    2,063.80x = 3,524,271.93
  5. Step 5: Solve for x
    x = 3,524,271.93/2,063.80
  6. Step 6: Final answer
    x = 1,707.66

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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.