Home / 4,489.23-6,190.86-3,425.14

Finding the Fourth Proportional to 4,489.23, 6,190.86 and 3,425.14

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Solution

The fourth proportional to 4,489.23, 6,190.86 and 3,425.14 is: 4,723.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,489.23 : 6,190.86 = 3,425.14 : x
  2. Step 2: Convert to fraction form
    4,489.23/6,190.86 = 3,425.14/x
  3. Step 3: Cross multiply
    4,489.23x = 6,190.86 × 3,425.14
  4. Step 4: Simplify right side
    4,489.23x = 21,204,562.22
  5. Step 5: Solve for x
    x = 21,204,562.22/4,489.23
  6. Step 6: Final answer
    x = 4,723.43

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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.