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Finding the Fourth Proportional to 7,870.74, 11,806.80 and 2,027.34

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Solution

The fourth proportional to 7,870.74, 11,806.80 and 2,027.34 is: 3,041.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,870.74 : 11,806.80 = 2,027.34 : x
  2. Step 2: Convert to fraction form
    7,870.74/11,806.80 = 2,027.34/x
  3. Step 3: Cross multiply
    7,870.74x = 11,806.80 × 2,027.34
  4. Step 4: Simplify right side
    7,870.74x = 23,936,397.91
  5. Step 5: Solve for x
    x = 23,936,397.91/7,870.74
  6. Step 6: Final answer
    x = 3,041.19

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