Home / 6,110.72-9,167.22-2,779.21

Finding the Fourth Proportional to 6,110.72, 9,167.22 and 2,779.21

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Solution

The fourth proportional to 6,110.72, 9,167.22 and 2,779.21 is: 4,169.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,110.72 : 9,167.22 = 2,779.21 : x
  2. Step 2: Convert to fraction form
    6,110.72/9,167.22 = 2,779.21/x
  3. Step 3: Cross multiply
    6,110.72x = 9,167.22 × 2,779.21
  4. Step 4: Simplify right side
    6,110.72x = 25,477,629.50
  5. Step 5: Solve for x
    x = 25,477,629.50/6,110.72
  6. Step 6: Final answer
    x = 4,169.33

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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.