Home / 8,192.39-11,309.36-5,544.09

Finding the Fourth Proportional to 8,192.39, 11,309.36 and 5,544.09

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Solution

The fourth proportional to 8,192.39, 11,309.36 and 5,544.09 is: 7,653.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,192.39 : 11,309.36 = 5,544.09 : x
  2. Step 2: Convert to fraction form
    8,192.39/11,309.36 = 5,544.09/x
  3. Step 3: Cross multiply
    8,192.39x = 11,309.36 × 5,544.09
  4. Step 4: Simplify right side
    8,192.39x = 62,700,081.96
  5. Step 5: Solve for x
    x = 62,700,081.96/8,192.39
  6. Step 6: Final answer
    x = 7,653.46

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Half scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.