Home / 6,747.46-10,121.25-2,586.47

Finding the Fourth Proportional to 6,747.46, 10,121.25 and 2,586.47

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Solution

The fourth proportional to 6,747.46, 10,121.25 and 2,586.47 is: 3,879.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,747.46 : 10,121.25 = 2,586.47 : x
  2. Step 2: Convert to fraction form
    6,747.46/10,121.25 = 2,586.47/x
  3. Step 3: Cross multiply
    6,747.46x = 10,121.25 × 2,586.47
  4. Step 4: Simplify right side
    6,747.46x = 26,178,334.79
  5. Step 5: Solve for x
    x = 26,178,334.79/6,747.46
  6. Step 6: Final answer
    x = 3,879.73

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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.