Home / 6,911.73-10,361.79-2,754.81

Finding the Fourth Proportional to 6,911.73, 10,361.79 and 2,754.81

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Solution

The fourth proportional to 6,911.73, 10,361.79 and 2,754.81 is: 4,129.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,911.73 : 10,361.79 = 2,754.81 : x
  2. Step 2: Convert to fraction form
    6,911.73/10,361.79 = 2,754.81/x
  3. Step 3: Cross multiply
    6,911.73x = 10,361.79 × 2,754.81
  4. Step 4: Simplify right side
    6,911.73x = 28,544,762.71
  5. Step 5: Solve for x
    x = 28,544,762.71/6,911.73
  6. Step 6: Final answer
    x = 4,129.90

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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.