Home / 3,828.72-5,744.10-3,051.66

Finding the Fourth Proportional to 3,828.72, 5,744.10 and 3,051.66

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Solution

The fourth proportional to 3,828.72, 5,744.10 and 3,051.66 is: 4,578.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828.72 : 5,744.10 = 3,051.66 : x
  2. Step 2: Convert to fraction form
    3,828.72/5,744.10 = 3,051.66/x
  3. Step 3: Cross multiply
    3,828.72x = 5,744.10 × 3,051.66
  4. Step 4: Simplify right side
    3,828.72x = 17,529,040.21
  5. Step 5: Solve for x
    x = 17,529,040.21/3,828.72
  6. Step 6: Final answer
    x = 4,578.30

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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.