Home / 11,927.25-17,891.28-5,006.61

Finding the Fourth Proportional to 11,927.25, 17,891.28 and 5,006.61

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Solution

The fourth proportional to 11,927.25, 17,891.28 and 5,006.61 is: 7,510.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,927.25 : 17,891.28 = 5,006.61 : x
  2. Step 2: Convert to fraction form
    11,927.25/17,891.28 = 5,006.61/x
  3. Step 3: Cross multiply
    11,927.25x = 17,891.28 × 5,006.61
  4. Step 4: Simplify right side
    11,927.25x = 89,574,661.36
  5. Step 5: Solve for x
    x = 89,574,661.36/11,927.25
  6. Step 6: Final answer
    x = 7,510.09

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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.