Home / 7,414.11-11,110.91-3,711.63

Finding the Fourth Proportional to 7,414.11, 11,110.91 and 3,711.63

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Solution

The fourth proportional to 7,414.11, 11,110.91 and 3,711.63 is: 5,562.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,414.11 : 11,110.91 = 3,711.63 : x
  2. Step 2: Convert to fraction form
    7,414.11/11,110.91 = 3,711.63/x
  3. Step 3: Cross multiply
    7,414.11x = 11,110.91 × 3,711.63
  4. Step 4: Simplify right side
    7,414.11x = 41,239,568.33
  5. Step 5: Solve for x
    x = 41,239,568.33/7,414.11
  6. Step 6: Final answer
    x = 5,562.31

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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.