Home / 11,485.76-17,226.36-3,163.62

Finding the Fourth Proportional to 11,485.76, 17,226.36 and 3,163.62

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Solution

The fourth proportional to 11,485.76, 17,226.36 and 3,163.62 is: 4,744.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,485.76 : 17,226.36 = 3,163.62 : x
  2. Step 2: Convert to fraction form
    11,485.76/17,226.36 = 3,163.62/x
  3. Step 3: Cross multiply
    11,485.76x = 17,226.36 × 3,163.62
  4. Step 4: Simplify right side
    11,485.76x = 54,497,657.02
  5. Step 5: Solve for x
    x = 54,497,657.02/11,485.76
  6. Step 6: Final answer
    x = 4,744.80

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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.