Home / 3,137.41-4,704.20-1,189.13

Finding the Fourth Proportional to 3,137.41, 4,704.20 and 1,189.13

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Solution

The fourth proportional to 3,137.41, 4,704.20 and 1,189.13 is: 1,782.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,137.41 : 4,704.20 = 1,189.13 : x
  2. Step 2: Convert to fraction form
    3,137.41/4,704.20 = 1,189.13/x
  3. Step 3: Cross multiply
    3,137.41x = 4,704.20 × 1,189.13
  4. Step 4: Simplify right side
    3,137.41x = 5,593,899.40
  5. Step 5: Solve for x
    x = 5,593,899.40/3,137.41
  6. Step 6: Final answer
    x = 1,782.97

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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.