Home / 3,958.36-5,463.28-2,827.09

Finding the Fourth Proportional to 3,958.36, 5,463.28 and 2,827.09

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Solution

The fourth proportional to 3,958.36, 5,463.28 and 2,827.09 is: 3,901.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,958.36 : 5,463.28 = 2,827.09 : x
  2. Step 2: Convert to fraction form
    3,958.36/5,463.28 = 2,827.09/x
  3. Step 3: Cross multiply
    3,958.36x = 5,463.28 × 2,827.09
  4. Step 4: Simplify right side
    3,958.36x = 15,445,189.68
  5. Step 5: Solve for x
    x = 15,445,189.68/3,958.36
  6. Step 6: Final answer
    x = 3,901.92

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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.