Home / 4,189.89-6,281.22-1,723.17

Finding the Fourth Proportional to 4,189.89, 6,281.22 and 1,723.17

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Solution

The fourth proportional to 4,189.89, 6,281.22 and 1,723.17 is: 2,583.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,189.89 : 6,281.22 = 1,723.17 : x
  2. Step 2: Convert to fraction form
    4,189.89/6,281.22 = 1,723.17/x
  3. Step 3: Cross multiply
    4,189.89x = 6,281.22 × 1,723.17
  4. Step 4: Simplify right side
    4,189.89x = 10,823,609.87
  5. Step 5: Solve for x
    x = 10,823,609.87/4,189.89
  6. Step 6: Final answer
    x = 2,583.27

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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.