Home / 5,939.66-8,905.16-3,861.74

Finding the Fourth Proportional to 5,939.66, 8,905.16 and 3,861.74

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Solution

The fourth proportional to 5,939.66, 8,905.16 and 3,861.74 is: 5,789.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,939.66 : 8,905.16 = 3,861.74 : x
  2. Step 2: Convert to fraction form
    5,939.66/8,905.16 = 3,861.74/x
  3. Step 3: Cross multiply
    5,939.66x = 8,905.16 × 3,861.74
  4. Step 4: Simplify right side
    5,939.66x = 34,389,412.58
  5. Step 5: Solve for x
    x = 34,389,412.58/5,939.66
  6. Step 6: Final answer
    x = 5,789.79

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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.