Home / 3,217.25-4,825.87-2,113.63

Finding the Fourth Proportional to 3,217.25, 4,825.87 and 2,113.63

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Solution

The fourth proportional to 3,217.25, 4,825.87 and 2,113.63 is: 3,170.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,217.25 : 4,825.87 = 2,113.63 : x
  2. Step 2: Convert to fraction form
    3,217.25/4,825.87 = 2,113.63/x
  3. Step 3: Cross multiply
    3,217.25x = 4,825.87 × 2,113.63
  4. Step 4: Simplify right side
    3,217.25x = 10,200,086.26
  5. Step 5: Solve for x
    x = 10,200,086.26/3,217.25
  6. Step 6: Final answer
    x = 3,170.43

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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.