Home / 11,747.84-17,622.36-5,897.61

Finding the Fourth Proportional to 11,747.84, 17,622.36 and 5,897.61

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Solution

The fourth proportional to 11,747.84, 17,622.36 and 5,897.61 is: 8,846.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,747.84 : 17,622.36 = 5,897.61 : x
  2. Step 2: Convert to fraction form
    11,747.84/17,622.36 = 5,897.61/x
  3. Step 3: Cross multiply
    11,747.84x = 17,622.36 × 5,897.61
  4. Step 4: Simplify right side
    11,747.84x = 103,929,806.56
  5. Step 5: Solve for x
    x = 103,929,806.56/11,747.84
  6. Step 6: Final answer
    x = 8,846.72

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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.