Home / 10,576.92-15,864.12-2,786.34

Finding the Fourth Proportional to 10,576.92, 15,864.12 and 2,786.34

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Solution

The fourth proportional to 10,576.92, 15,864.12 and 2,786.34 is: 4,179.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,576.92 : 15,864.12 = 2,786.34 : x
  2. Step 2: Convert to fraction form
    10,576.92/15,864.12 = 2,786.34/x
  3. Step 3: Cross multiply
    10,576.92x = 15,864.12 × 2,786.34
  4. Step 4: Simplify right side
    10,576.92x = 44,202,832.12
  5. Step 5: Solve for x
    x = 44,202,832.12/10,576.92
  6. Step 6: Final answer
    x = 4,179.18

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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.