Home / 6,162.83-9,243.22-1,720.79

Finding the Fourth Proportional to 6,162.83, 9,243.22 and 1,720.79

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Solution

The fourth proportional to 6,162.83, 9,243.22 and 1,720.79 is: 2,580.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,162.83 : 9,243.22 = 1,720.79 : x
  2. Step 2: Convert to fraction form
    6,162.83/9,243.22 = 1,720.79/x
  3. Step 3: Cross multiply
    6,162.83x = 9,243.22 × 1,720.79
  4. Step 4: Simplify right side
    6,162.83x = 15,905,640.54
  5. Step 5: Solve for x
    x = 15,905,640.54/6,162.83
  6. Step 6: Final answer
    x = 2,580.90

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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.