Home / 5,176.10-7,764.15-4,920.95

Finding the Fourth Proportional to 5,176.10, 7,764.15 and 4,920.95

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Solution

The fourth proportional to 5,176.10, 7,764.15 and 4,920.95 is: 7,381.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,176.10 : 7,764.15 = 4,920.95 : x
  2. Step 2: Convert to fraction form
    5,176.10/7,764.15 = 4,920.95/x
  3. Step 3: Cross multiply
    5,176.10x = 7,764.15 × 4,920.95
  4. Step 4: Simplify right side
    5,176.10x = 38,206,993.94
  5. Step 5: Solve for x
    x = 38,206,993.94/5,176.10
  6. Step 6: Final answer
    x = 7,381.43

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