Home / 4,192.20-6,292.35-2,114.55

Finding the Fourth Proportional to 4,192.20, 6,292.35 and 2,114.55

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Solution

The fourth proportional to 4,192.20, 6,292.35 and 2,114.55 is: 3,173.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,192.20 : 6,292.35 = 2,114.55 : x
  2. Step 2: Convert to fraction form
    4,192.20/6,292.35 = 2,114.55/x
  3. Step 3: Cross multiply
    4,192.20x = 6,292.35 × 2,114.55
  4. Step 4: Simplify right side
    4,192.20x = 13,305,488.69
  5. Step 5: Solve for x
    x = 13,305,488.69/4,192.20
  6. Step 6: Final answer
    x = 3,173.87

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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.