Home / 7,554.70-11,336.49-3,171.82

Finding the Fourth Proportional to 7,554.70, 11,336.49 and 3,171.82

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Solution

The fourth proportional to 7,554.70, 11,336.49 and 3,171.82 is: 4,759.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,554.70 : 11,336.49 = 3,171.82 : x
  2. Step 2: Convert to fraction form
    7,554.70/11,336.49 = 3,171.82/x
  3. Step 3: Cross multiply
    7,554.70x = 11,336.49 × 3,171.82
  4. Step 4: Simplify right side
    7,554.70x = 35,957,305.71
  5. Step 5: Solve for x
    x = 35,957,305.71/7,554.70
  6. Step 6: Final answer
    x = 4,759.59

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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.