Home / 7,352.31-11,028.38-3,453.96

Finding the Fourth Proportional to 7,352.31, 11,028.38 and 3,453.96

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Solution

The fourth proportional to 7,352.31, 11,028.38 and 3,453.96 is: 5,180.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,352.31 : 11,028.38 = 3,453.96 : x
  2. Step 2: Convert to fraction form
    7,352.31/11,028.38 = 3,453.96/x
  3. Step 3: Cross multiply
    7,352.31x = 11,028.38 × 3,453.96
  4. Step 4: Simplify right side
    7,352.31x = 38,091,566.12
  5. Step 5: Solve for x
    x = 38,091,566.12/7,352.31
  6. Step 6: Final answer
    x = 5,180.90

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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.