Home / 7,414.11-11,119.37-3,462.87

Finding the Fourth Proportional to 7,414.11, 11,119.37 and 3,462.87

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Solution

The fourth proportional to 7,414.11, 11,119.37 and 3,462.87 is: 5,193.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,414.11 : 11,119.37 = 3,462.87 : x
  2. Step 2: Convert to fraction form
    7,414.11/11,119.37 = 3,462.87/x
  3. Step 3: Cross multiply
    7,414.11x = 11,119.37 × 3,462.87
  4. Step 4: Simplify right side
    7,414.11x = 38,504,915.48
  5. Step 5: Solve for x
    x = 38,504,915.48/7,414.11
  6. Step 6: Final answer
    x = 5,193.46

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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.