Home / 4,900.10-6,760.35-3,222.41

Finding the Fourth Proportional to 4,900.10, 6,760.35 and 3,222.41

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Solution

The fourth proportional to 4,900.10, 6,760.35 and 3,222.41 is: 4,445.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,900.10 : 6,760.35 = 3,222.41 : x
  2. Step 2: Convert to fraction form
    4,900.10/6,760.35 = 3,222.41/x
  3. Step 3: Cross multiply
    4,900.10x = 6,760.35 × 3,222.41
  4. Step 4: Simplify right side
    4,900.10x = 21,784,619.44
  5. Step 5: Solve for x
    x = 21,784,619.44/4,900.10
  6. Step 6: Final answer
    x = 4,445.75

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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.