Home / 8,114.34-11,197.79-4,388.34

Finding the Fourth Proportional to 8,114.34, 11,197.79 and 4,388.34

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Solution

The fourth proportional to 8,114.34, 11,197.79 and 4,388.34 is: 6,055.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,114.34 : 11,197.79 = 4,388.34 : x
  2. Step 2: Convert to fraction form
    8,114.34/11,197.79 = 4,388.34/x
  3. Step 3: Cross multiply
    8,114.34x = 11,197.79 × 4,388.34
  4. Step 4: Simplify right side
    8,114.34x = 49,139,770.96
  5. Step 5: Solve for x
    x = 49,139,770.96/8,114.34
  6. Step 6: Final answer
    x = 6,055.91

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Half scale
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Double 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.