Home / 6,126.96-9,187.20-2,231.04

Finding the Fourth Proportional to 6,126.96, 9,187.20 and 2,231.04

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Solution

The fourth proportional to 6,126.96, 9,187.20 and 2,231.04 is: 3,345.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,126.96 : 9,187.20 = 2,231.04 : x
  2. Step 2: Convert to fraction form
    6,126.96/9,187.20 = 2,231.04/x
  3. Step 3: Cross multiply
    6,126.96x = 9,187.20 × 2,231.04
  4. Step 4: Simplify right side
    6,126.96x = 20,497,010.69
  5. Step 5: Solve for x
    x = 20,497,010.69/6,126.96
  6. Step 6: Final answer
    x = 3,345.38

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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.