Home / 11,727.30-17,578.62-4,327.04

Finding the Fourth Proportional to 11,727.30, 17,578.62 and 4,327.04

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Solution

The fourth proportional to 11,727.30, 17,578.62 and 4,327.04 is: 6,486.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,727.30 : 17,578.62 = 4,327.04 : x
  2. Step 2: Convert to fraction form
    11,727.30/17,578.62 = 4,327.04/x
  3. Step 3: Cross multiply
    11,727.30x = 17,578.62 × 4,327.04
  4. Step 4: Simplify right side
    11,727.30x = 76,063,391.88
  5. Step 5: Solve for x
    x = 76,063,391.88/11,727.30
  6. Step 6: Final answer
    x = 6,486.01

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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.