Home / 4,486.26-6,729.39-1,887.54

Finding the Fourth Proportional to 4,486.26, 6,729.39 and 1,887.54

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Solution

The fourth proportional to 4,486.26, 6,729.39 and 1,887.54 is: 2,831.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,486.26 : 6,729.39 = 1,887.54 : x
  2. Step 2: Convert to fraction form
    4,486.26/6,729.39 = 1,887.54/x
  3. Step 3: Cross multiply
    4,486.26x = 6,729.39 × 1,887.54
  4. Step 4: Simplify right side
    4,486.26x = 12,701,992.80
  5. Step 5: Solve for x
    x = 12,701,992.80/4,486.26
  6. Step 6: Final answer
    x = 2,831.31

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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.