Home / 7,571.26-11,342.58-4,286.71

Finding the Fourth Proportional to 7,571.26, 11,342.58 and 4,286.71

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Solution

The fourth proportional to 7,571.26, 11,342.58 and 4,286.71 is: 6,421.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,571.26 : 11,342.58 = 4,286.71 : x
  2. Step 2: Convert to fraction form
    7,571.26/11,342.58 = 4,286.71/x
  3. Step 3: Cross multiply
    7,571.26x = 11,342.58 × 4,286.71
  4. Step 4: Simplify right side
    7,571.26x = 48,622,351.11
  5. Step 5: Solve for x
    x = 48,622,351.11/7,571.26
  6. Step 6: Final answer
    x = 6,421.96

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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.