Home / 7,135.37-10,697.70-2,202.11

Finding the Fourth Proportional to 7,135.37, 10,697.70 and 2,202.11

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Solution

The fourth proportional to 7,135.37, 10,697.70 and 2,202.11 is: 3,301.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,135.37 : 10,697.70 = 2,202.11 : x
  2. Step 2: Convert to fraction form
    7,135.37/10,697.70 = 2,202.11/x
  3. Step 3: Cross multiply
    7,135.37x = 10,697.70 × 2,202.11
  4. Step 4: Simplify right side
    7,135.37x = 23,557,512.15
  5. Step 5: Solve for x
    x = 23,557,512.15/7,135.37
  6. Step 6: Final answer
    x = 3,301.51

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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.