Home / 3,199.37-4,800.33-1,555.74

Finding the Fourth Proportional to 3,199.37, 4,800.33 and 1,555.74

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Solution

The fourth proportional to 3,199.37, 4,800.33 and 1,555.74 is: 2,334.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,199.37 : 4,800.33 = 1,555.74 : x
  2. Step 2: Convert to fraction form
    3,199.37/4,800.33 = 1,555.74/x
  3. Step 3: Cross multiply
    3,199.37x = 4,800.33 × 1,555.74
  4. Step 4: Simplify right side
    3,199.37x = 7,468,065.39
  5. Step 5: Solve for x
    x = 7,468,065.39/3,199.37
  6. Step 6: Final answer
    x = 2,334.23

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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.