Home / 3,229.98-4,457.46-2,287.44

Finding the Fourth Proportional to 3,229.98, 4,457.46 and 2,287.44

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Solution

The fourth proportional to 3,229.98, 4,457.46 and 2,287.44 is: 3,156.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,229.98 : 4,457.46 = 2,287.44 : x
  2. Step 2: Convert to fraction form
    3,229.98/4,457.46 = 2,287.44/x
  3. Step 3: Cross multiply
    3,229.98x = 4,457.46 × 2,287.44
  4. Step 4: Simplify right side
    3,229.98x = 10,196,172.30
  5. Step 5: Solve for x
    x = 10,196,172.30/3,229.98
  6. Step 6: Final answer
    x = 3,156.73

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Double scale
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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.