Home / 3,247.25-4,481.37-1,830.86

Finding the Fourth Proportional to 3,247.25, 4,481.37 and 1,830.86

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Solution

The fourth proportional to 3,247.25, 4,481.37 and 1,830.86 is: 2,526.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,247.25 : 4,481.37 = 1,830.86 : x
  2. Step 2: Convert to fraction form
    3,247.25/4,481.37 = 1,830.86/x
  3. Step 3: Cross multiply
    3,247.25x = 4,481.37 × 1,830.86
  4. Step 4: Simplify right side
    3,247.25x = 8,204,761.08
  5. Step 5: Solve for x
    x = 8,204,761.08/3,247.25
  6. Step 6: Final answer
    x = 2,526.68

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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.