Home / 5,514.66-7,610.94-4,186.08

Finding the Fourth Proportional to 5,514.66, 7,610.94 and 4,186.08

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Solution

The fourth proportional to 5,514.66, 7,610.94 and 4,186.08 is: 5,777.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,514.66 : 7,610.94 = 4,186.08 : x
  2. Step 2: Convert to fraction form
    5,514.66/7,610.94 = 4,186.08/x
  3. Step 3: Cross multiply
    5,514.66x = 7,610.94 × 4,186.08
  4. Step 4: Simplify right side
    5,514.66x = 31,860,003.72
  5. Step 5: Solve for x
    x = 31,860,003.72/5,514.66
  6. Step 6: Final answer
    x = 5,777.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.