Home / 3,844.53-5,767.92-1,379.30

Finding the Fourth Proportional to 3,844.53, 5,767.92 and 1,379.30

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Solution

The fourth proportional to 3,844.53, 5,767.92 and 1,379.30 is: 2,069.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,844.53 : 5,767.92 = 1,379.30 : x
  2. Step 2: Convert to fraction form
    3,844.53/5,767.92 = 1,379.30/x
  3. Step 3: Cross multiply
    3,844.53x = 5,767.92 × 1,379.30
  4. Step 4: Simplify right side
    3,844.53x = 7,955,663.22
  5. Step 5: Solve for x
    x = 7,955,663.22/3,844.53
  6. Step 6: Final answer
    x = 2,069.35

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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.