Home / 4,190.28-6,285.42-2,000.55

Finding the Fourth Proportional to 4,190.28, 6,285.42 and 2,000.55

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Solution

The fourth proportional to 4,190.28, 6,285.42 and 2,000.55 is: 3,000.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,190.28 : 6,285.42 = 2,000.55 : x
  2. Step 2: Convert to fraction form
    4,190.28/6,285.42 = 2,000.55/x
  3. Step 3: Cross multiply
    4,190.28x = 6,285.42 × 2,000.55
  4. Step 4: Simplify right side
    4,190.28x = 12,574,296.98
  5. Step 5: Solve for x
    x = 12,574,296.98/4,190.28
  6. Step 6: Final answer
    x = 3,000.83

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Similar ratio
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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.