Home / 2,860.16-3,943.68-2,652.80

Finding the Fourth Proportional to 2,860.16, 3,943.68 and 2,652.80

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Solution

The fourth proportional to 2,860.16, 3,943.68 and 2,652.80 is: 3,657.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,860.16 : 3,943.68 = 2,652.80 : x
  2. Step 2: Convert to fraction form
    2,860.16/3,943.68 = 2,652.80/x
  3. Step 3: Cross multiply
    2,860.16x = 3,943.68 × 2,652.80
  4. Step 4: Simplify right side
    2,860.16x = 10,461,794.30
  5. Step 5: Solve for x
    x = 10,461,794.30/2,860.16
  6. Step 6: Final answer
    x = 3,657.77

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