Home / 3,828.18-5,741.45-1,054.56

Finding the Fourth Proportional to 3,828.18, 5,741.45 and 1,054.56

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Solution

The fourth proportional to 3,828.18, 5,741.45 and 1,054.56 is: 1,581.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828.18 : 5,741.45 = 1,054.56 : x
  2. Step 2: Convert to fraction form
    3,828.18/5,741.45 = 1,054.56/x
  3. Step 3: Cross multiply
    3,828.18x = 5,741.45 × 1,054.56
  4. Step 4: Simplify right side
    3,828.18x = 6,054,698.24
  5. Step 5: Solve for x
    x = 6,054,698.24/3,828.18
  6. Step 6: Final answer
    x = 1,581.61

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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.