Home / 9,028.69-13,545.26-3,105.67

Finding the Fourth Proportional to 9,028.69, 13,545.26 and 3,105.67

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Solution

The fourth proportional to 9,028.69, 13,545.26 and 3,105.67 is: 4,659.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,028.69 : 13,545.26 = 3,105.67 : x
  2. Step 2: Convert to fraction form
    9,028.69/13,545.26 = 3,105.67/x
  3. Step 3: Cross multiply
    9,028.69x = 13,545.26 × 3,105.67
  4. Step 4: Simplify right side
    9,028.69x = 42,067,107.62
  5. Step 5: Solve for x
    x = 42,067,107.62/9,028.69
  6. Step 6: Final answer
    x = 4,659.27

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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.