Home / 11,890.02-17,844.92-6,269.70

Finding the Fourth Proportional to 11,890.02, 17,844.92 and 6,269.70

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Solution

The fourth proportional to 11,890.02, 17,844.92 and 6,269.70 is: 9,409.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,890.02 : 17,844.92 = 6,269.70 : x
  2. Step 2: Convert to fraction form
    11,890.02/17,844.92 = 6,269.70/x
  3. Step 3: Cross multiply
    11,890.02x = 17,844.92 × 6,269.70
  4. Step 4: Simplify right side
    11,890.02x = 111,882,174.35
  5. Step 5: Solve for x
    x = 111,882,174.35/11,890.02
  6. Step 6: Final answer
    x = 9,409.76

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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.