Home / 3,160.20-4,736.60-2,377.68

Finding the Fourth Proportional to 3,160.20, 4,736.60 and 2,377.68

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Solution

The fourth proportional to 3,160.20, 4,736.60 and 2,377.68 is: 3,563.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160.20 : 4,736.60 = 2,377.68 : x
  2. Step 2: Convert to fraction form
    3,160.20/4,736.60 = 2,377.68/x
  3. Step 3: Cross multiply
    3,160.20x = 4,736.60 × 2,377.68
  4. Step 4: Simplify right side
    3,160.20x = 11,262,147.25
  5. Step 5: Solve for x
    x = 11,262,147.25/3,160.20
  6. Step 6: Final answer
    x = 3,563.75

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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.