Home / 3,086.96-4,630.41-2,623.64

Finding the Fourth Proportional to 3,086.96, 4,630.41 and 2,623.64

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Solution

The fourth proportional to 3,086.96, 4,630.41 and 2,623.64 is: 3,935.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,086.96 : 4,630.41 = 2,623.64 : x
  2. Step 2: Convert to fraction form
    3,086.96/4,630.41 = 2,623.64/x
  3. Step 3: Cross multiply
    3,086.96x = 4,630.41 × 2,623.64
  4. Step 4: Simplify right side
    3,086.96x = 12,148,505.74
  5. Step 5: Solve for x
    x = 12,148,505.74/3,086.96
  6. Step 6: Final answer
    x = 3,935.43

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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.