Home / 11,109.49-16,664.23-4,448.99

Finding the Fourth Proportional to 11,109.49, 16,664.23 and 4,448.99

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Solution

The fourth proportional to 11,109.49, 16,664.23 and 4,448.99 is: 6,673.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,109.49 : 16,664.23 = 4,448.99 : x
  2. Step 2: Convert to fraction form
    11,109.49/16,664.23 = 4,448.99/x
  3. Step 3: Cross multiply
    11,109.49x = 16,664.23 × 4,448.99
  4. Step 4: Simplify right side
    11,109.49x = 74,138,992.63
  5. Step 5: Solve for x
    x = 74,138,992.63/11,109.49
  6. Step 6: Final answer
    x = 6,673.48

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Similar ratio
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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.