Home / 11,124.76-16,687.31-3,628.28

Finding the Fourth Proportional to 11,124.76, 16,687.31 and 3,628.28

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Solution

The fourth proportional to 11,124.76, 16,687.31 and 3,628.28 is: 5,442.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,124.76 : 16,687.31 = 3,628.28 : x
  2. Step 2: Convert to fraction form
    11,124.76/16,687.31 = 3,628.28/x
  3. Step 3: Cross multiply
    11,124.76x = 16,687.31 × 3,628.28
  4. Step 4: Simplify right side
    11,124.76x = 60,546,294.12
  5. Step 5: Solve for x
    x = 60,546,294.12/11,124.76
  6. Step 6: Final answer
    x = 5,442.48

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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.