Home / 11,716.68-17,575.11-3,925.49

Finding the Fourth Proportional to 11,716.68, 17,575.11 and 3,925.49

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Solution

The fourth proportional to 11,716.68, 17,575.11 and 3,925.49 is: 5,888.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,716.68 : 17,575.11 = 3,925.49 : x
  2. Step 2: Convert to fraction form
    11,716.68/17,575.11 = 3,925.49/x
  3. Step 3: Cross multiply
    11,716.68x = 17,575.11 × 3,925.49
  4. Step 4: Simplify right side
    11,716.68x = 68,990,983.05
  5. Step 5: Solve for x
    x = 68,990,983.05/11,716.68
  6. Step 6: Final answer
    x = 5,888.27

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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.