Home / 6,939.88-10,404.94-2,556.77

Finding the Fourth Proportional to 6,939.88, 10,404.94 and 2,556.77

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Solution

The fourth proportional to 6,939.88, 10,404.94 and 2,556.77 is: 3,833.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,939.88 : 10,404.94 = 2,556.77 : x
  2. Step 2: Convert to fraction form
    6,939.88/10,404.94 = 2,556.77/x
  3. Step 3: Cross multiply
    6,939.88x = 10,404.94 × 2,556.77
  4. Step 4: Simplify right side
    6,939.88x = 26,603,038.44
  5. Step 5: Solve for x
    x = 26,603,038.44/6,939.88
  6. Step 6: Final answer
    x = 3,833.36

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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.