Home / 4,939.33-7,402.68-2,165.26

Finding the Fourth Proportional to 4,939.33, 7,402.68 and 2,165.26

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Solution

The fourth proportional to 4,939.33, 7,402.68 and 2,165.26 is: 3,245.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,939.33 : 7,402.68 = 2,165.26 : x
  2. Step 2: Convert to fraction form
    4,939.33/7,402.68 = 2,165.26/x
  3. Step 3: Cross multiply
    4,939.33x = 7,402.68 × 2,165.26
  4. Step 4: Simplify right side
    4,939.33x = 16,028,726.90
  5. Step 5: Solve for x
    x = 16,028,726.90/4,939.33
  6. Step 6: Final answer
    x = 3,245.12

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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.