Home / 3,425.10-5,137.11-1,232.70

Finding the Fourth Proportional to 3,425.10, 5,137.11 and 1,232.70

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Solution

The fourth proportional to 3,425.10, 5,137.11 and 1,232.70 is: 1,848.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,425.10 : 5,137.11 = 1,232.70 : x
  2. Step 2: Convert to fraction form
    3,425.10/5,137.11 = 1,232.70/x
  3. Step 3: Cross multiply
    3,425.10x = 5,137.11 × 1,232.70
  4. Step 4: Simplify right side
    3,425.10x = 6,332,515.50
  5. Step 5: Solve for x
    x = 6,332,515.50/3,425.10
  6. Step 6: Final answer
    x = 1,848.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.