Home / 6,117.05-9,173.19-2,166.79

Finding the Fourth Proportional to 6,117.05, 9,173.19 and 2,166.79

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Solution

The fourth proportional to 6,117.05, 9,173.19 and 2,166.79 is: 3,249.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,117.05 : 9,173.19 = 2,166.79 : x
  2. Step 2: Convert to fraction form
    6,117.05/9,173.19 = 2,166.79/x
  3. Step 3: Cross multiply
    6,117.05x = 9,173.19 × 2,166.79
  4. Step 4: Simplify right side
    6,117.05x = 19,876,376.36
  5. Step 5: Solve for x
    x = 19,876,376.36/6,117.05
  6. Step 6: Final answer
    x = 3,249.34

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Half scale
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Double scale
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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.