Home / 4,900.12-6,759.57-3,104.43

Finding the Fourth Proportional to 4,900.12, 6,759.57 and 3,104.43

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Solution

The fourth proportional to 4,900.12, 6,759.57 and 3,104.43 is: 4,282.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,900.12 : 6,759.57 = 3,104.43 : x
  2. Step 2: Convert to fraction form
    4,900.12/6,759.57 = 3,104.43/x
  3. Step 3: Cross multiply
    4,900.12x = 6,759.57 × 3,104.43
  4. Step 4: Simplify right side
    4,900.12x = 20,984,611.90
  5. Step 5: Solve for x
    x = 20,984,611.90/4,900.12
  6. Step 6: Final answer
    x = 4,282.47

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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.