Home / 11,731.92-17,599.03-3,412

Finding the Fourth Proportional to 11,731.92, 17,599.03 and 3,412

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Solution

The fourth proportional to 11,731.92, 17,599.03 and 3,412 is: 5,118.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,731.92 : 17,599.03 = 3,412 : x
  2. Step 2: Convert to fraction form
    11,731.92/17,599.03 = 3,412/x
  3. Step 3: Cross multiply
    11,731.92x = 17,599.03 × 3,412
  4. Step 4: Simplify right side
    11,731.92x = 60,047,873.30
  5. Step 5: Solve for x
    x = 60,047,873.30/11,731.92
  6. Step 6: Final answer
    x = 5,118.33

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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.