Home / 11,645.46-17,456.79-4,623.14

Finding the Fourth Proportional to 11,645.46, 17,456.79 and 4,623.14

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Solution

The fourth proportional to 11,645.46, 17,456.79 and 4,623.14 is: 6,930.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,645.46 : 17,456.79 = 4,623.14 : x
  2. Step 2: Convert to fraction form
    11,645.46/17,456.79 = 4,623.14/x
  3. Step 3: Cross multiply
    11,645.46x = 17,456.79 × 4,623.14
  4. Step 4: Simplify right side
    11,645.46x = 80,705,096.84
  5. Step 5: Solve for x
    x = 80,705,096.84/11,645.46
  6. Step 6: Final answer
    x = 6,930.18

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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.