Home / 11,932.34-17,893.28-4,907.66

Finding the Fourth Proportional to 11,932.34, 17,893.28 and 4,907.66

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Solution

The fourth proportional to 11,932.34, 17,893.28 and 4,907.66 is: 7,359.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,932.34 : 17,893.28 = 4,907.66 : x
  2. Step 2: Convert to fraction form
    11,932.34/17,893.28 = 4,907.66/x
  3. Step 3: Cross multiply
    11,932.34x = 17,893.28 × 4,907.66
  4. Step 4: Simplify right side
    11,932.34x = 87,814,020.52
  5. Step 5: Solve for x
    x = 87,814,020.52/11,932.34
  6. Step 6: Final answer
    x = 7,359.33

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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.