Home / 3,927-5,875.38-3,898.92

Finding the Fourth Proportional to 3,927, 5,875.38 and 3,898.92

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Solution

The fourth proportional to 3,927, 5,875.38 and 3,898.92 is: 5,833.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,927 : 5,875.38 = 3,898.92 : x
  2. Step 2: Convert to fraction form
    3,927/5,875.38 = 3,898.92/x
  3. Step 3: Cross multiply
    3,927x = 5,875.38 × 3,898.92
  4. Step 4: Simplify right side
    3,927x = 22,907,636.59
  5. Step 5: Solve for x
    x = 22,907,636.59/3,927
  6. Step 6: Final answer
    x = 5,833.37

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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.