Home / 2,826.16-3,896.71-1,831.07

Finding the Fourth Proportional to 2,826.16, 3,896.71 and 1,831.07

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Solution

The fourth proportional to 2,826.16, 3,896.71 and 1,831.07 is: 2,524.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,826.16 : 3,896.71 = 1,831.07 : x
  2. Step 2: Convert to fraction form
    2,826.16/3,896.71 = 1,831.07/x
  3. Step 3: Cross multiply
    2,826.16x = 3,896.71 × 1,831.07
  4. Step 4: Simplify right side
    2,826.16x = 7,135,153.94
  5. Step 5: Solve for x
    x = 7,135,153.94/2,826.16
  6. Step 6: Final answer
    x = 2,524.68

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.