Home / 3,020.76-4,531.41-1,171.83

Finding the Fourth Proportional to 3,020.76, 4,531.41 and 1,171.83

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Solution

The fourth proportional to 3,020.76, 4,531.41 and 1,171.83 is: 1,757.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020.76 : 4,531.41 = 1,171.83 : x
  2. Step 2: Convert to fraction form
    3,020.76/4,531.41 = 1,171.83/x
  3. Step 3: Cross multiply
    3,020.76x = 4,531.41 × 1,171.83
  4. Step 4: Simplify right side
    3,020.76x = 5,310,042.18
  5. Step 5: Solve for x
    x = 5,310,042.18/3,020.76
  6. Step 6: Final answer
    x = 1,757.85

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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.