Home / 5,299.11-7,950.75-2,180.61

Finding the Fourth Proportional to 5,299.11, 7,950.75 and 2,180.61

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Solution

The fourth proportional to 5,299.11, 7,950.75 and 2,180.61 is: 3,271.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,299.11 : 7,950.75 = 2,180.61 : x
  2. Step 2: Convert to fraction form
    5,299.11/7,950.75 = 2,180.61/x
  3. Step 3: Cross multiply
    5,299.11x = 7,950.75 × 2,180.61
  4. Step 4: Simplify right side
    5,299.11x = 17,337,484.96
  5. Step 5: Solve for x
    x = 17,337,484.96/5,299.11
  6. Step 6: Final answer
    x = 3,271.77

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