Home / 11,579.76-17,370.44-4,654.28

Finding the Fourth Proportional to 11,579.76, 17,370.44 and 4,654.28

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Solution

The fourth proportional to 11,579.76, 17,370.44 and 4,654.28 is: 6,981.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,579.76 : 17,370.44 = 4,654.28 : x
  2. Step 2: Convert to fraction form
    11,579.76/17,370.44 = 4,654.28/x
  3. Step 3: Cross multiply
    11,579.76x = 17,370.44 × 4,654.28
  4. Step 4: Simplify right side
    11,579.76x = 80,846,891.48
  5. Step 5: Solve for x
    x = 80,846,891.48/11,579.76
  6. Step 6: Final answer
    x = 6,981.74

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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.