Home / 11,159.24-16,746.84-4,920.80

Finding the Fourth Proportional to 11,159.24, 16,746.84 and 4,920.80

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Solution

The fourth proportional to 11,159.24, 16,746.84 and 4,920.80 is: 7,384.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,159.24 : 16,746.84 = 4,920.80 : x
  2. Step 2: Convert to fraction form
    11,159.24/16,746.84 = 4,920.80/x
  3. Step 3: Cross multiply
    11,159.24x = 16,746.84 × 4,920.80
  4. Step 4: Simplify right side
    11,159.24x = 82,407,850.27
  5. Step 5: Solve for x
    x = 82,407,850.27/11,159.24
  6. Step 6: Final answer
    x = 7,384.72

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