Home / 4,927.88-6,801.36-2,831.96

Finding the Fourth Proportional to 4,927.88, 6,801.36 and 2,831.96

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Solution

The fourth proportional to 4,927.88, 6,801.36 and 2,831.96 is: 3,908.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,927.88 : 6,801.36 = 2,831.96 : x
  2. Step 2: Convert to fraction form
    4,927.88/6,801.36 = 2,831.96/x
  3. Step 3: Cross multiply
    4,927.88x = 6,801.36 × 2,831.96
  4. Step 4: Simplify right side
    4,927.88x = 19,261,179.47
  5. Step 5: Solve for x
    x = 19,261,179.47/4,927.88
  6. Step 6: Final answer
    x = 3,908.61

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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.