Home / 11,887.94-17,831.86-3,567.92

Finding the Fourth Proportional to 11,887.94, 17,831.86 and 3,567.92

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Solution

The fourth proportional to 11,887.94, 17,831.86 and 3,567.92 is: 5,351.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,887.94 : 17,831.86 = 3,567.92 : x
  2. Step 2: Convert to fraction form
    11,887.94/17,831.86 = 3,567.92/x
  3. Step 3: Cross multiply
    11,887.94x = 17,831.86 × 3,567.92
  4. Step 4: Simplify right side
    11,887.94x = 63,622,560.77
  5. Step 5: Solve for x
    x = 63,622,560.77/11,887.94
  6. Step 6: Final answer
    x = 5,351.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.