Home / 11,983.86-17,964.75-5,054.58

Finding the Fourth Proportional to 11,983.86, 17,964.75 and 5,054.58

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Solution

The fourth proportional to 11,983.86, 17,964.75 and 5,054.58 is: 7,577.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,983.86 : 17,964.75 = 5,054.58 : x
  2. Step 2: Convert to fraction form
    11,983.86/17,964.75 = 5,054.58/x
  3. Step 3: Cross multiply
    11,983.86x = 17,964.75 × 5,054.58
  4. Step 4: Simplify right side
    11,983.86x = 90,804,266.06
  5. Step 5: Solve for x
    x = 90,804,266.06/11,983.86
  6. Step 6: Final answer
    x = 7,577.21

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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.