Home / 11,175.88-16,765.98-4,255.24

Finding the Fourth Proportional to 11,175.88, 16,765.98 and 4,255.24

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Solution

The fourth proportional to 11,175.88, 16,765.98 and 4,255.24 is: 6,383.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,175.88 : 16,765.98 = 4,255.24 : x
  2. Step 2: Convert to fraction form
    11,175.88/16,765.98 = 4,255.24/x
  3. Step 3: Cross multiply
    11,175.88x = 16,765.98 × 4,255.24
  4. Step 4: Simplify right side
    11,175.88x = 71,343,268.74
  5. Step 5: Solve for x
    x = 71,343,268.74/11,175.88
  6. Step 6: Final answer
    x = 6,383.68

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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.