Home / 7,180.74-10,763.40-2,736.27

Finding the Fourth Proportional to 7,180.74, 10,763.40 and 2,736.27

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Solution

The fourth proportional to 7,180.74, 10,763.40 and 2,736.27 is: 4,101.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,180.74 : 10,763.40 = 2,736.27 : x
  2. Step 2: Convert to fraction form
    7,180.74/10,763.40 = 2,736.27/x
  3. Step 3: Cross multiply
    7,180.74x = 10,763.40 × 2,736.27
  4. Step 4: Simplify right side
    7,180.74x = 29,451,568.52
  5. Step 5: Solve for x
    x = 29,451,568.52/7,180.74
  6. Step 6: Final answer
    x = 4,101.47

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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.