Home / 11,833.28-17,748.19-3,511.74

Finding the Fourth Proportional to 11,833.28, 17,748.19 and 3,511.74

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Solution

The fourth proportional to 11,833.28, 17,748.19 and 3,511.74 is: 5,267.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,833.28 : 17,748.19 = 3,511.74 : x
  2. Step 2: Convert to fraction form
    11,833.28/17,748.19 = 3,511.74/x
  3. Step 3: Cross multiply
    11,833.28x = 17,748.19 × 3,511.74
  4. Step 4: Simplify right side
    11,833.28x = 62,327,028.75
  5. Step 5: Solve for x
    x = 62,327,028.75/11,833.28
  6. Step 6: Final answer
    x = 5,267.10

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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.