Home / 3,958.18-5,911.44-3,366.88

Finding the Fourth Proportional to 3,958.18, 5,911.44 and 3,366.88

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Solution

The fourth proportional to 3,958.18, 5,911.44 and 3,366.88 is: 5,028.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,958.18 : 5,911.44 = 3,366.88 : x
  2. Step 2: Convert to fraction form
    3,958.18/5,911.44 = 3,366.88/x
  3. Step 3: Cross multiply
    3,958.18x = 5,911.44 × 3,366.88
  4. Step 4: Simplify right side
    3,958.18x = 19,903,109.11
  5. Step 5: Solve for x
    x = 19,903,109.11/3,958.18
  6. Step 6: Final answer
    x = 5,028.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.