Home / 3,072.02-4,233.94-2,508.86

Finding the Fourth Proportional to 3,072.02, 4,233.94 and 2,508.86

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Solution

The fourth proportional to 3,072.02, 4,233.94 and 2,508.86 is: 3,457.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,072.02 : 4,233.94 = 2,508.86 : x
  2. Step 2: Convert to fraction form
    3,072.02/4,233.94 = 2,508.86/x
  3. Step 3: Cross multiply
    3,072.02x = 4,233.94 × 2,508.86
  4. Step 4: Simplify right side
    3,072.02x = 10,622,367.02
  5. Step 5: Solve for x
    x = 10,622,367.02/3,072.02
  6. Step 6: Final answer
    x = 3,457.78

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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.