Home / 9,163.31-13,743.84-3,900.44

Finding the Fourth Proportional to 9,163.31, 13,743.84 and 3,900.44

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Solution

The fourth proportional to 9,163.31, 13,743.84 and 3,900.44 is: 5,850.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,163.31 : 13,743.84 = 3,900.44 : x
  2. Step 2: Convert to fraction form
    9,163.31/13,743.84 = 3,900.44/x
  3. Step 3: Cross multiply
    9,163.31x = 13,743.84 × 3,900.44
  4. Step 4: Simplify right side
    9,163.31x = 53,607,023.29
  5. Step 5: Solve for x
    x = 53,607,023.29/9,163.31
  6. Step 6: Final answer
    x = 5,850.18

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1.5x scale

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.