Home / 4,222.71-5,824.13-3,231.27

Finding the Fourth Proportional to 4,222.71, 5,824.13 and 3,231.27

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Solution

The fourth proportional to 4,222.71, 5,824.13 and 3,231.27 is: 4,456.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,222.71 : 5,824.13 = 3,231.27 : x
  2. Step 2: Convert to fraction form
    4,222.71/5,824.13 = 3,231.27/x
  3. Step 3: Cross multiply
    4,222.71x = 5,824.13 × 3,231.27
  4. Step 4: Simplify right side
    4,222.71x = 18,819,336.55
  5. Step 5: Solve for x
    x = 18,819,336.55/4,222.71
  6. Step 6: Final answer
    x = 4,456.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.