Home / 3,137.00-4,702.68-1,190.57

Finding the Fourth Proportional to 3,137.00, 4,702.68 and 1,190.57

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Solution

The fourth proportional to 3,137.00, 4,702.68 and 1,190.57 is: 1,784.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,137.00 : 4,702.68 = 1,190.57 : x
  2. Step 2: Convert to fraction form
    3,137.00/4,702.68 = 1,190.57/x
  3. Step 3: Cross multiply
    3,137.00x = 4,702.68 × 1,190.57
  4. Step 4: Simplify right side
    3,137.00x = 5,598,846.21
  5. Step 5: Solve for x
    x = 5,598,846.21/3,137.00
  6. Step 6: Final answer
    x = 1,784.78

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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.