Home / 3,911.82-5,867.01-2,825.34

Finding the Fourth Proportional to 3,911.82, 5,867.01 and 2,825.34

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Solution

The fourth proportional to 3,911.82, 5,867.01 and 2,825.34 is: 4,237.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,911.82 : 5,867.01 = 2,825.34 : x
  2. Step 2: Convert to fraction form
    3,911.82/5,867.01 = 2,825.34/x
  3. Step 3: Cross multiply
    3,911.82x = 5,867.01 × 2,825.34
  4. Step 4: Simplify right side
    3,911.82x = 16,576,298.03
  5. Step 5: Solve for x
    x = 16,576,298.03/3,911.82
  6. Step 6: Final answer
    x = 4,237.49

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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.