Home / 4,147.81-5,723.97-2,284.81

Finding the Fourth Proportional to 4,147.81, 5,723.97 and 2,284.81

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Solution

The fourth proportional to 4,147.81, 5,723.97 and 2,284.81 is: 3,153.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,147.81 : 5,723.97 = 2,284.81 : x
  2. Step 2: Convert to fraction form
    4,147.81/5,723.97 = 2,284.81/x
  3. Step 3: Cross multiply
    4,147.81x = 5,723.97 × 2,284.81
  4. Step 4: Simplify right side
    4,147.81x = 13,078,173.87
  5. Step 5: Solve for x
    x = 13,078,173.87/4,147.81
  6. Step 6: Final answer
    x = 3,153.03

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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.