Home / 3,059.39-4,220.94-2,114.85

Finding the Fourth Proportional to 3,059.39, 4,220.94 and 2,114.85

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Solution

The fourth proportional to 3,059.39, 4,220.94 and 2,114.85 is: 2,917.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,059.39 : 4,220.94 = 2,114.85 : x
  2. Step 2: Convert to fraction form
    3,059.39/4,220.94 = 2,114.85/x
  3. Step 3: Cross multiply
    3,059.39x = 4,220.94 × 2,114.85
  4. Step 4: Simplify right side
    3,059.39x = 8,926,654.96
  5. Step 5: Solve for x
    x = 8,926,654.96/3,059.39
  6. Step 6: Final answer
    x = 2,917.79

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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.