Home / 6,779.14-10,169.07-2,102.38

Finding the Fourth Proportional to 6,779.14, 10,169.07 and 2,102.38

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Solution

The fourth proportional to 6,779.14, 10,169.07 and 2,102.38 is: 3,153.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,779.14 : 10,169.07 = 2,102.38 : x
  2. Step 2: Convert to fraction form
    6,779.14/10,169.07 = 2,102.38/x
  3. Step 3: Cross multiply
    6,779.14x = 10,169.07 × 2,102.38
  4. Step 4: Simplify right side
    6,779.14x = 21,379,249.39
  5. Step 5: Solve for x
    x = 21,379,249.39/6,779.14
  6. Step 6: Final answer
    x = 3,153.68

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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.