Home / 3,190.33-4,786.87-1,341.86

Finding the Fourth Proportional to 3,190.33, 4,786.87 and 1,341.86

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Solution

The fourth proportional to 3,190.33, 4,786.87 and 1,341.86 is: 2,013.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190.33 : 4,786.87 = 1,341.86 : x
  2. Step 2: Convert to fraction form
    3,190.33/4,786.87 = 1,341.86/x
  3. Step 3: Cross multiply
    3,190.33x = 4,786.87 × 1,341.86
  4. Step 4: Simplify right side
    3,190.33x = 6,423,302.67
  5. Step 5: Solve for x
    x = 6,423,302.67/3,190.33
  6. Step 6: Final answer
    x = 2,013.37

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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.