Home / 6,270.72-9,406.20-2,110.86

Finding the Fourth Proportional to 6,270.72, 9,406.20 and 2,110.86

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Solution

The fourth proportional to 6,270.72, 9,406.20 and 2,110.86 is: 3,166.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,270.72 : 9,406.20 = 2,110.86 : x
  2. Step 2: Convert to fraction form
    6,270.72/9,406.20 = 2,110.86/x
  3. Step 3: Cross multiply
    6,270.72x = 9,406.20 × 2,110.86
  4. Step 4: Simplify right side
    6,270.72x = 19,855,171.33
  5. Step 5: Solve for x
    x = 19,855,171.33/6,270.72
  6. Step 6: Final answer
    x = 3,166.33

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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.