Home / 7,236.37-10,856-3,076.34

Finding the Fourth Proportional to 7,236.37, 10,856 and 3,076.34

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Solution

The fourth proportional to 7,236.37, 10,856 and 3,076.34 is: 4,615.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,236.37 : 10,856 = 3,076.34 : x
  2. Step 2: Convert to fraction form
    7,236.37/10,856 = 3,076.34/x
  3. Step 3: Cross multiply
    7,236.37x = 10,856 × 3,076.34
  4. Step 4: Simplify right side
    7,236.37x = 33,396,747.04
  5. Step 5: Solve for x
    x = 33,396,747.04/7,236.37
  6. Step 6: Final answer
    x = 4,615.12

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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.