Home / 3,190.83-4,786.53-1,341.60

Finding the Fourth Proportional to 3,190.83, 4,786.53 and 1,341.60

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Solution

The fourth proportional to 3,190.83, 4,786.53 and 1,341.60 is: 2,012.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190.83 : 4,786.53 = 1,341.60 : x
  2. Step 2: Convert to fraction form
    3,190.83/4,786.53 = 1,341.60/x
  3. Step 3: Cross multiply
    3,190.83x = 4,786.53 × 1,341.60
  4. Step 4: Simplify right side
    3,190.83x = 6,421,608.65
  5. Step 5: Solve for x
    x = 6,421,608.65/3,190.83
  6. Step 6: Final answer
    x = 2,012.52

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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.