Home / 3,135.72-4,334.70-2,512.41

Finding the Fourth Proportional to 3,135.72, 4,334.70 and 2,512.41

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Solution

The fourth proportional to 3,135.72, 4,334.70 and 2,512.41 is: 3,473.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,135.72 : 4,334.70 = 2,512.41 : x
  2. Step 2: Convert to fraction form
    3,135.72/4,334.70 = 2,512.41/x
  3. Step 3: Cross multiply
    3,135.72x = 4,334.70 × 2,512.41
  4. Step 4: Simplify right side
    3,135.72x = 10,890,543.63
  5. Step 5: Solve for x
    x = 10,890,543.63/3,135.72
  6. Step 6: Final answer
    x = 3,473.06

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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.