Home / 9,219.11-13,828.61-2,645.28

Finding the Fourth Proportional to 9,219.11, 13,828.61 and 2,645.28

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Solution

The fourth proportional to 9,219.11, 13,828.61 and 2,645.28 is: 3,967.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,219.11 : 13,828.61 = 2,645.28 : x
  2. Step 2: Convert to fraction form
    9,219.11/13,828.61 = 2,645.28/x
  3. Step 3: Cross multiply
    9,219.11x = 13,828.61 × 2,645.28
  4. Step 4: Simplify right side
    9,219.11x = 36,580,552.07
  5. Step 5: Solve for x
    x = 36,580,552.07/9,219.11
  6. Step 6: Final answer
    x = 3,967.91

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