Home / 5,939.44-8,905.85-2,431.90

Finding the Fourth Proportional to 5,939.44, 8,905.85 and 2,431.90

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Solution

The fourth proportional to 5,939.44, 8,905.85 and 2,431.90 is: 3,646.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,939.44 : 8,905.85 = 2,431.90 : x
  2. Step 2: Convert to fraction form
    5,939.44/8,905.85 = 2,431.90/x
  3. Step 3: Cross multiply
    5,939.44x = 8,905.85 × 2,431.90
  4. Step 4: Simplify right side
    5,939.44x = 21,658,102.19
  5. Step 5: Solve for x
    x = 21,658,102.19/5,939.44
  6. Step 6: Final answer
    x = 3,646.49

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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.