Home / 4,520.94-6,241.23-3,121.26

Finding the Fourth Proportional to 4,520.94, 6,241.23 and 3,121.26

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Solution

The fourth proportional to 4,520.94, 6,241.23 and 3,121.26 is: 4,308.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,520.94 : 6,241.23 = 3,121.26 : x
  2. Step 2: Convert to fraction form
    4,520.94/6,241.23 = 3,121.26/x
  3. Step 3: Cross multiply
    4,520.94x = 6,241.23 × 3,121.26
  4. Step 4: Simplify right side
    4,520.94x = 19,480,501.55
  5. Step 5: Solve for x
    x = 19,480,501.55/4,520.94
  6. Step 6: Final answer
    x = 4,308.95

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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.