Home / 5,735.91-7,915.43-3,217.97

Finding the Fourth Proportional to 5,735.91, 7,915.43 and 3,217.97

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Solution

The fourth proportional to 5,735.91, 7,915.43 and 3,217.97 is: 4,440.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,735.91 : 7,915.43 = 3,217.97 : x
  2. Step 2: Convert to fraction form
    5,735.91/7,915.43 = 3,217.97/x
  3. Step 3: Cross multiply
    5,735.91x = 7,915.43 × 3,217.97
  4. Step 4: Simplify right side
    5,735.91x = 25,471,628.02
  5. Step 5: Solve for x
    x = 25,471,628.02/5,735.91
  6. Step 6: Final answer
    x = 4,440.73

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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.