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Finding the Fourth Proportional to 5,258.39, 7,882.72 and 1,973.63

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Solution

The fourth proportional to 5,258.39, 7,882.72 and 1,973.63 is: 2,958.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,258.39 : 7,882.72 = 1,973.63 : x
  2. Step 2: Convert to fraction form
    5,258.39/7,882.72 = 1,973.63/x
  3. Step 3: Cross multiply
    5,258.39x = 7,882.72 × 1,973.63
  4. Step 4: Simplify right side
    5,258.39x = 15,557,587.45
  5. Step 5: Solve for x
    x = 15,557,587.45/5,258.39
  6. Step 6: Final answer
    x = 2,958.62

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