Home / 10,841.82-16,249.79-5,579.36

Finding the Fourth Proportional to 10,841.82, 16,249.79 and 5,579.36

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Solution

The fourth proportional to 10,841.82, 16,249.79 and 5,579.36 is: 8,362.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,841.82 : 16,249.79 = 5,579.36 : x
  2. Step 2: Convert to fraction form
    10,841.82/16,249.79 = 5,579.36/x
  3. Step 3: Cross multiply
    10,841.82x = 16,249.79 × 5,579.36
  4. Step 4: Simplify right side
    10,841.82x = 90,663,319.19
  5. Step 5: Solve for x
    x = 90,663,319.19/10,841.82
  6. Step 6: Final answer
    x = 8,362.37

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1.5x scale

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.