Home / 4,192.80-6,292.23-3,380.87

Finding the Fourth Proportional to 4,192.80, 6,292.23 and 3,380.87

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Solution

The fourth proportional to 4,192.80, 6,292.23 and 3,380.87 is: 5,073.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,192.80 : 6,292.23 = 3,380.87 : x
  2. Step 2: Convert to fraction form
    4,192.80/6,292.23 = 3,380.87/x
  3. Step 3: Cross multiply
    4,192.80x = 6,292.23 × 3,380.87
  4. Step 4: Simplify right side
    4,192.80x = 21,273,180.18
  5. Step 5: Solve for x
    x = 21,273,180.18/4,192.80
  6. Step 6: Final answer
    x = 5,073.74

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1.5x scale

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.