Home / 7,163.28-10,739.25-3,265.56

Finding the Fourth Proportional to 7,163.28, 10,739.25 and 3,265.56

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Solution

The fourth proportional to 7,163.28, 10,739.25 and 3,265.56 is: 4,895.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,163.28 : 10,739.25 = 3,265.56 : x
  2. Step 2: Convert to fraction form
    7,163.28/10,739.25 = 3,265.56/x
  3. Step 3: Cross multiply
    7,163.28x = 10,739.25 × 3,265.56
  4. Step 4: Simplify right side
    7,163.28x = 35,069,665.23
  5. Step 5: Solve for x
    x = 35,069,665.23/7,163.28
  6. Step 6: Final answer
    x = 4,895.76

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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.