Home / 5,335.11-7,992.95-3,933

Finding the Fourth Proportional to 5,335.11, 7,992.95 and 3,933

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Solution

The fourth proportional to 5,335.11, 7,992.95 and 3,933 is: 5,892.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,335.11 : 7,992.95 = 3,933 : x
  2. Step 2: Convert to fraction form
    5,335.11/7,992.95 = 3,933/x
  3. Step 3: Cross multiply
    5,335.11x = 7,992.95 × 3,933
  4. Step 4: Simplify right side
    5,335.11x = 31,436,252.69
  5. Step 5: Solve for x
    x = 31,436,252.69/5,335.11
  6. Step 6: Final answer
    x = 5,892.33

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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.