Home / 3,190.51-4,775.52-1,706.02

Finding the Fourth Proportional to 3,190.51, 4,775.52 and 1,706.02

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Solution

The fourth proportional to 3,190.51, 4,775.52 and 1,706.02 is: 2,553.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190.51 : 4,775.52 = 1,706.02 : x
  2. Step 2: Convert to fraction form
    3,190.51/4,775.52 = 1,706.02/x
  3. Step 3: Cross multiply
    3,190.51x = 4,775.52 × 1,706.02
  4. Step 4: Simplify right side
    3,190.51x = 8,147,120.69
  5. Step 5: Solve for x
    x = 8,147,120.69/3,190.51
  6. Step 6: Final answer
    x = 2,553.55

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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.