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Finding the Fourth Proportional to 5,873.91, 8,809.17 and 1,815.13

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Solution

The fourth proportional to 5,873.91, 8,809.17 and 1,815.13 is: 2,722.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,873.91 : 8,809.17 = 1,815.13 : x
  2. Step 2: Convert to fraction form
    5,873.91/8,809.17 = 1,815.13/x
  3. Step 3: Cross multiply
    5,873.91x = 8,809.17 × 1,815.13
  4. Step 4: Simplify right side
    5,873.91x = 15,989,788.74
  5. Step 5: Solve for x
    x = 15,989,788.74/5,873.91
  6. Step 6: Final answer
    x = 2,722.17

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