Home / 4,374.82-6,561.06-2,987.92

Finding the Fourth Proportional to 4,374.82, 6,561.06 and 2,987.92

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Solution

The fourth proportional to 4,374.82, 6,561.06 and 2,987.92 is: 4,481.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,374.82 : 6,561.06 = 2,987.92 : x
  2. Step 2: Convert to fraction form
    4,374.82/6,561.06 = 2,987.92/x
  3. Step 3: Cross multiply
    4,374.82x = 6,561.06 × 2,987.92
  4. Step 4: Simplify right side
    4,374.82x = 19,603,922.40
  5. Step 5: Solve for x
    x = 19,603,922.40/4,374.82
  6. Step 6: Final answer
    x = 4,481.08

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