Home / 11,175.42-16,765.29-4,249.38

Finding the Fourth Proportional to 11,175.42, 16,765.29 and 4,249.38

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Solution

The fourth proportional to 11,175.42, 16,765.29 and 4,249.38 is: 6,374.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,175.42 : 16,765.29 = 4,249.38 : x
  2. Step 2: Convert to fraction form
    11,175.42/16,765.29 = 4,249.38/x
  3. Step 3: Cross multiply
    11,175.42x = 16,765.29 × 4,249.38
  4. Step 4: Simplify right side
    11,175.42x = 71,242,088.02
  5. Step 5: Solve for x
    x = 71,242,088.02/11,175.42
  6. Step 6: Final answer
    x = 6,374.89

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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.