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Finding the Fourth Proportional to 3,345.93, 5,019.59 and 1,005.84

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Solution

The fourth proportional to 3,345.93, 5,019.59 and 1,005.84 is: 1,508.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,345.93 : 5,019.59 = 1,005.84 : x
  2. Step 2: Convert to fraction form
    3,345.93/5,019.59 = 1,005.84/x
  3. Step 3: Cross multiply
    3,345.93x = 5,019.59 × 1,005.84
  4. Step 4: Simplify right side
    3,345.93x = 5,048,904.41
  5. Step 5: Solve for x
    x = 5,048,904.41/3,345.93
  6. Step 6: Final answer
    x = 1,508.97

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