Home / 3,723.03-5,141.48-2,982.69

Finding the Fourth Proportional to 3,723.03, 5,141.48 and 2,982.69

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Solution

The fourth proportional to 3,723.03, 5,141.48 and 2,982.69 is: 4,119.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,723.03 : 5,141.48 = 2,982.69 : x
  2. Step 2: Convert to fraction form
    3,723.03/5,141.48 = 2,982.69/x
  3. Step 3: Cross multiply
    3,723.03x = 5,141.48 × 2,982.69
  4. Step 4: Simplify right side
    3,723.03x = 15,335,426.07
  5. Step 5: Solve for x
    x = 15,335,426.07/3,723.03
  6. Step 6: Final answer
    x = 4,119.07

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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.