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Finding the Fourth Proportional to 3,347.51, 5,030.37 and 1,788.62

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Solution

The fourth proportional to 3,347.51, 5,030.37 and 1,788.62 is: 2,687.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,347.51 : 5,030.37 = 1,788.62 : x
  2. Step 2: Convert to fraction form
    3,347.51/5,030.37 = 1,788.62/x
  3. Step 3: Cross multiply
    3,347.51x = 5,030.37 × 1,788.62
  4. Step 4: Simplify right side
    3,347.51x = 8,997,395.24
  5. Step 5: Solve for x
    x = 8,997,395.24/3,347.51
  6. Step 6: Final answer
    x = 2,687.79

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