Home / 4,228.39-6,333.29-3,486.30

Finding the Fourth Proportional to 4,228.39, 6,333.29 and 3,486.30

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Solution

The fourth proportional to 4,228.39, 6,333.29 and 3,486.30 is: 5,221.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,228.39 : 6,333.29 = 3,486.30 : x
  2. Step 2: Convert to fraction form
    4,228.39/6,333.29 = 3,486.30/x
  3. Step 3: Cross multiply
    4,228.39x = 6,333.29 × 3,486.30
  4. Step 4: Simplify right side
    4,228.39x = 22,079,739.80
  5. Step 5: Solve for x
    x = 22,079,739.80/4,228.39
  6. Step 6: Final answer
    x = 5,221.79

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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.