Home / 3,828.47-5,741.28-1,362.62

Finding the Fourth Proportional to 3,828.47, 5,741.28 and 1,362.62

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Solution

The fourth proportional to 3,828.47, 5,741.28 and 1,362.62 is: 2,043.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,828.47 : 5,741.28 = 1,362.62 : x
  2. Step 2: Convert to fraction form
    3,828.47/5,741.28 = 1,362.62/x
  3. Step 3: Cross multiply
    3,828.47x = 5,741.28 × 1,362.62
  4. Step 4: Simplify right side
    3,828.47x = 7,823,197.31
  5. Step 5: Solve for x
    x = 7,823,197.31/3,828.47
  6. Step 6: Final answer
    x = 2,043.43

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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.