Home / 11,716.72-17,575.29-4,317.37

Finding the Fourth Proportional to 11,716.72, 17,575.29 and 4,317.37

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Solution

The fourth proportional to 11,716.72, 17,575.29 and 4,317.37 is: 6,476.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,716.72 : 17,575.29 = 4,317.37 : x
  2. Step 2: Convert to fraction form
    11,716.72/17,575.29 = 4,317.37/x
  3. Step 3: Cross multiply
    11,716.72x = 17,575.29 × 4,317.37
  4. Step 4: Simplify right side
    11,716.72x = 75,879,029.79
  5. Step 5: Solve for x
    x = 75,879,029.79/11,716.72
  6. Step 6: Final answer
    x = 6,476.13

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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.