Home / 11,705.34-17,554.36-3,912.33

Finding the Fourth Proportional to 11,705.34, 17,554.36 and 3,912.33

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Solution

The fourth proportional to 11,705.34, 17,554.36 and 3,912.33 is: 5,867.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,705.34 : 17,554.36 = 3,912.33 : x
  2. Step 2: Convert to fraction form
    11,705.34/17,554.36 = 3,912.33/x
  3. Step 3: Cross multiply
    11,705.34x = 17,554.36 × 3,912.33
  4. Step 4: Simplify right side
    11,705.34x = 68,678,439.48
  5. Step 5: Solve for x
    x = 68,678,439.48/11,705.34
  6. Step 6: Final answer
    x = 5,867.27

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1.5x scale

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.