Home / 3,481.71-5,222.58-1,634.13

Finding the Fourth Proportional to 3,481.71, 5,222.58 and 1,634.13

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Solution

The fourth proportional to 3,481.71, 5,222.58 and 1,634.13 is: 2,451.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,481.71 : 5,222.58 = 1,634.13 : x
  2. Step 2: Convert to fraction form
    3,481.71/5,222.58 = 1,634.13/x
  3. Step 3: Cross multiply
    3,481.71x = 5,222.58 × 1,634.13
  4. Step 4: Simplify right side
    3,481.71x = 8,534,374.66
  5. Step 5: Solve for x
    x = 8,534,374.66/3,481.71
  6. Step 6: Final answer
    x = 2,451.20

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1.5x scale

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.