Home / 3,060.20-4,223.04-1,662.95

Finding the Fourth Proportional to 3,060.20, 4,223.04 and 1,662.95

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Solution

The fourth proportional to 3,060.20, 4,223.04 and 1,662.95 is: 2,294.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,060.20 : 4,223.04 = 1,662.95 : x
  2. Step 2: Convert to fraction form
    3,060.20/4,223.04 = 1,662.95/x
  3. Step 3: Cross multiply
    3,060.20x = 4,223.04 × 1,662.95
  4. Step 4: Simplify right side
    3,060.20x = 7,022,704.37
  5. Step 5: Solve for x
    x = 7,022,704.37/3,060.20
  6. Step 6: Final answer
    x = 2,294.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.