Home / 7,351.97-11,029.67-2,421.44

Finding the Fourth Proportional to 7,351.97, 11,029.67 and 2,421.44

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Solution

The fourth proportional to 7,351.97, 11,029.67 and 2,421.44 is: 3,632.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,351.97 : 11,029.67 = 2,421.44 : x
  2. Step 2: Convert to fraction form
    7,351.97/11,029.67 = 2,421.44/x
  3. Step 3: Cross multiply
    7,351.97x = 11,029.67 × 2,421.44
  4. Step 4: Simplify right side
    7,351.97x = 26,707,616.87
  5. Step 5: Solve for x
    x = 26,707,616.87/7,351.97
  6. Step 6: Final answer
    x = 3,632.71

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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.