Home / 12,110.92-18,149.46-5,869.27

Finding the Fourth Proportional to 12,110.92, 18,149.46 and 5,869.27

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Solution

The fourth proportional to 12,110.92, 18,149.46 and 5,869.27 is: 8,795.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,110.92 : 18,149.46 = 5,869.27 : x
  2. Step 2: Convert to fraction form
    12,110.92/18,149.46 = 5,869.27/x
  3. Step 3: Cross multiply
    12,110.92x = 18,149.46 × 5,869.27
  4. Step 4: Simplify right side
    12,110.92x = 106,524,051.75
  5. Step 5: Solve for x
    x = 106,524,051.75/12,110.92
  6. Step 6: Final answer
    x = 8,795.71

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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.