Home / 9,276.73-13,916.54-3,120.25

Finding the Fourth Proportional to 9,276.73, 13,916.54 and 3,120.25

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Solution

The fourth proportional to 9,276.73, 13,916.54 and 3,120.25 is: 4,680.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,276.73 : 13,916.54 = 3,120.25 : x
  2. Step 2: Convert to fraction form
    9,276.73/13,916.54 = 3,120.25/x
  3. Step 3: Cross multiply
    9,276.73x = 13,916.54 × 3,120.25
  4. Step 4: Simplify right side
    9,276.73x = 43,423,068.33
  5. Step 5: Solve for x
    x = 43,423,068.33/9,276.73
  6. Step 6: Final answer
    x = 4,680.86

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