Home / 7,580.45-11,367.23-3,195.51

Finding the Fourth Proportional to 7,580.45, 11,367.23 and 3,195.51

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Solution

The fourth proportional to 7,580.45, 11,367.23 and 3,195.51 is: 4,791.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,580.45 : 11,367.23 = 3,195.51 : x
  2. Step 2: Convert to fraction form
    7,580.45/11,367.23 = 3,195.51/x
  3. Step 3: Cross multiply
    7,580.45x = 11,367.23 × 3,195.51
  4. Step 4: Simplify right side
    7,580.45x = 36,324,081.16
  5. Step 5: Solve for x
    x = 36,324,081.16/7,580.45
  6. Step 6: Final answer
    x = 4,791.81

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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.