Home / 11,279.38-16,913.24-6,012.98

Finding the Fourth Proportional to 11,279.38, 16,913.24 and 6,012.98

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Solution

The fourth proportional to 11,279.38, 16,913.24 and 6,012.98 is: 9,016.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,279.38 : 16,913.24 = 6,012.98 : x
  2. Step 2: Convert to fraction form
    11,279.38/16,913.24 = 6,012.98/x
  3. Step 3: Cross multiply
    11,279.38x = 16,913.24 × 6,012.98
  4. Step 4: Simplify right side
    11,279.38x = 101,698,935.95
  5. Step 5: Solve for x
    x = 101,698,935.95/11,279.38
  6. Step 6: Final answer
    x = 9,016.36

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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.