Home / 5,939.51-8,905.97-2,431.98

Finding the Fourth Proportional to 5,939.51, 8,905.97 and 2,431.98

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Solution

The fourth proportional to 5,939.51, 8,905.97 and 2,431.98 is: 3,646.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,939.51 : 8,905.97 = 2,431.98 : x
  2. Step 2: Convert to fraction form
    5,939.51/8,905.97 = 2,431.98/x
  3. Step 3: Cross multiply
    5,939.51x = 8,905.97 × 2,431.98
  4. Step 4: Simplify right side
    5,939.51x = 21,659,128.76
  5. Step 5: Solve for x
    x = 21,659,128.76/5,939.51
  6. Step 6: Final answer
    x = 3,646.62

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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.