Home / 5,343.90-7,371.99-3,768.54

Finding the Fourth Proportional to 5,343.90, 7,371.99 and 3,768.54

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Solution

The fourth proportional to 5,343.90, 7,371.99 and 3,768.54 is: 5,198.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,343.90 : 7,371.99 = 3,768.54 : x
  2. Step 2: Convert to fraction form
    5,343.90/7,371.99 = 3,768.54/x
  3. Step 3: Cross multiply
    5,343.90x = 7,371.99 × 3,768.54
  4. Step 4: Simplify right side
    5,343.90x = 27,781,639.19
  5. Step 5: Solve for x
    x = 27,781,639.19/5,343.90
  6. Step 6: Final answer
    x = 5,198.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.