Home / 4,221.11-5,793.93-4,040.69

Finding the Fourth Proportional to 4,221.11, 5,793.93 and 4,040.69

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Solution

The fourth proportional to 4,221.11, 5,793.93 and 4,040.69 is: 5,546.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,221.11 : 5,793.93 = 4,040.69 : x
  2. Step 2: Convert to fraction form
    4,221.11/5,793.93 = 4,040.69/x
  3. Step 3: Cross multiply
    4,221.11x = 5,793.93 × 4,040.69
  4. Step 4: Simplify right side
    4,221.11x = 23,411,446.04
  5. Step 5: Solve for x
    x = 23,411,446.04/4,221.11
  6. Step 6: Final answer
    x = 5,546.27

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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 (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.