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Finding the Fourth Proportional to 5,831.99, 8,753.61 and 5,515.90

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Solution

The fourth proportional to 5,831.99, 8,753.61 and 5,515.90 is: 8,279.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,831.99 : 8,753.61 = 5,515.90 : x
  2. Step 2: Convert to fraction form
    5,831.99/8,753.61 = 5,515.90/x
  3. Step 3: Cross multiply
    5,831.99x = 8,753.61 × 5,515.90
  4. Step 4: Simplify right side
    5,831.99x = 48,284,036.20
  5. Step 5: Solve for x
    x = 48,284,036.20/5,831.99
  6. Step 6: Final answer
    x = 8,279.17

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