Home / 11,973.83-17,954.73-6,977.81

Finding the Fourth Proportional to 11,973.83, 17,954.73 and 6,977.81

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Solution

The fourth proportional to 11,973.83, 17,954.73 and 6,977.81 is: 10,463.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,973.83 : 17,954.73 = 6,977.81 : x
  2. Step 2: Convert to fraction form
    11,973.83/17,954.73 = 6,977.81/x
  3. Step 3: Cross multiply
    11,973.83x = 17,954.73 × 6,977.81
  4. Step 4: Simplify right side
    11,973.83x = 125,284,739.43
  5. Step 5: Solve for x
    x = 125,284,739.43/11,973.83
  6. Step 6: Final answer
    x = 10,463.22

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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.