Home / 4,859.22-7,288.05-1,571.88

Finding the Fourth Proportional to 4,859.22, 7,288.05 and 1,571.88

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Solution

The fourth proportional to 4,859.22, 7,288.05 and 1,571.88 is: 2,357.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,859.22 : 7,288.05 = 1,571.88 : x
  2. Step 2: Convert to fraction form
    4,859.22/7,288.05 = 1,571.88/x
  3. Step 3: Cross multiply
    4,859.22x = 7,288.05 × 1,571.88
  4. Step 4: Simplify right side
    4,859.22x = 11,455,940.03
  5. Step 5: Solve for x
    x = 11,455,940.03/4,859.22
  6. Step 6: Final answer
    x = 2,357.57

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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.