Home / 5,051.91-7,579.67-2,587.89

Finding the Fourth Proportional to 5,051.91, 7,579.67 and 2,587.89

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Solution

The fourth proportional to 5,051.91, 7,579.67 and 2,587.89 is: 3,882.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,051.91 : 7,579.67 = 2,587.89 : x
  2. Step 2: Convert to fraction form
    5,051.91/7,579.67 = 2,587.89/x
  3. Step 3: Cross multiply
    5,051.91x = 7,579.67 × 2,587.89
  4. Step 4: Simplify right side
    5,051.91x = 19,615,352.20
  5. Step 5: Solve for x
    x = 19,615,352.20/5,051.91
  6. Step 6: Final answer
    x = 3,882.76

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