Home / 6,092.20-8,406.90-3,439.80

Finding the Fourth Proportional to 6,092.20, 8,406.90 and 3,439.80

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Solution

The fourth proportional to 6,092.20, 8,406.90 and 3,439.80 is: 4,746.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,092.20 : 8,406.90 = 3,439.80 : x
  2. Step 2: Convert to fraction form
    6,092.20/8,406.90 = 3,439.80/x
  3. Step 3: Cross multiply
    6,092.20x = 8,406.90 × 3,439.80
  4. Step 4: Simplify right side
    6,092.20x = 28,918,054.62
  5. Step 5: Solve for x
    x = 28,918,054.62/6,092.20
  6. Step 6: Final answer
    x = 4,746.73

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1.5x scale

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.