Home / 11,831.10-16,327.71-6,796.95

Finding the Fourth Proportional to 11,831.10, 16,327.71 and 6,796.95

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Solution

The fourth proportional to 11,831.10, 16,327.71 and 6,796.95 is: 9,380.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,831.10 : 16,327.71 = 6,796.95 : x
  2. Step 2: Convert to fraction form
    11,831.10/16,327.71 = 6,796.95/x
  3. Step 3: Cross multiply
    11,831.10x = 16,327.71 × 6,796.95
  4. Step 4: Simplify right side
    11,831.10x = 110,978,628.48
  5. Step 5: Solve for x
    x = 110,978,628.48/11,831.10
  6. Step 6: Final answer
    x = 9,380.25

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1.5x scale

Why These Related Problems?

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