Home / 3,190.41-4,784.84-1,341.55

Finding the Fourth Proportional to 3,190.41, 4,784.84 and 1,341.55

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Solution

The fourth proportional to 3,190.41, 4,784.84 and 1,341.55 is: 2,011.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,190.41 : 4,784.84 = 1,341.55 : x
  2. Step 2: Convert to fraction form
    3,190.41/4,784.84 = 1,341.55/x
  3. Step 3: Cross multiply
    3,190.41x = 4,784.84 × 1,341.55
  4. Step 4: Simplify right side
    3,190.41x = 6,419,083.43
  5. Step 5: Solve for x
    x = 6,419,083.43/3,190.41
  6. Step 6: Final answer
    x = 2,011.99

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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.