Home / 3,108.30-4,664.07-2,012.37

Finding the Fourth Proportional to 3,108.30, 4,664.07 and 2,012.37

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Solution

The fourth proportional to 3,108.30, 4,664.07 and 2,012.37 is: 3,019.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108.30 : 4,664.07 = 2,012.37 : x
  2. Step 2: Convert to fraction form
    3,108.30/4,664.07 = 2,012.37/x
  3. Step 3: Cross multiply
    3,108.30x = 4,664.07 × 2,012.37
  4. Step 4: Simplify right side
    3,108.30x = 9,385,834.55
  5. Step 5: Solve for x
    x = 9,385,834.55/3,108.30
  6. Step 6: Final answer
    x = 3,019.60

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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.