Home / 4,859.43-7,289.82-1,571.46

Finding the Fourth Proportional to 4,859.43, 7,289.82 and 1,571.46

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Solution

The fourth proportional to 4,859.43, 7,289.82 and 1,571.46 is: 2,357.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,859.43 : 7,289.82 = 1,571.46 : x
  2. Step 2: Convert to fraction form
    4,859.43/7,289.82 = 1,571.46/x
  3. Step 3: Cross multiply
    4,859.43x = 7,289.82 × 1,571.46
  4. Step 4: Simplify right side
    4,859.43x = 11,455,660.54
  5. Step 5: Solve for x
    x = 11,455,660.54/4,859.43
  6. Step 6: Final answer
    x = 2,357.41

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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.