Home / 3,155.84-4,733.76-1,424.96

Finding the Fourth Proportional to 3,155.84, 4,733.76 and 1,424.96

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Solution

The fourth proportional to 3,155.84, 4,733.76 and 1,424.96 is: 2,137.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,155.84 : 4,733.76 = 1,424.96 : x
  2. Step 2: Convert to fraction form
    3,155.84/4,733.76 = 1,424.96/x
  3. Step 3: Cross multiply
    3,155.84x = 4,733.76 × 1,424.96
  4. Step 4: Simplify right side
    3,155.84x = 6,745,418.65
  5. Step 5: Solve for x
    x = 6,745,418.65/3,155.84
  6. Step 6: Final answer
    x = 2,137.44

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