Home / 3,837.38-5,757.30-2,913.98

Finding the Fourth Proportional to 3,837.38, 5,757.30 and 2,913.98

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Solution

The fourth proportional to 3,837.38, 5,757.30 and 2,913.98 is: 4,371.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,837.38 : 5,757.30 = 2,913.98 : x
  2. Step 2: Convert to fraction form
    3,837.38/5,757.30 = 2,913.98/x
  3. Step 3: Cross multiply
    3,837.38x = 5,757.30 × 2,913.98
  4. Step 4: Simplify right side
    3,837.38x = 16,776,657.05
  5. Step 5: Solve for x
    x = 16,776,657.05/3,837.38
  6. Step 6: Final answer
    x = 4,371.90

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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.