Home / 4,186.11-5,778.10-2,418.96

Finding the Fourth Proportional to 4,186.11, 5,778.10 and 2,418.96

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Solution

The fourth proportional to 4,186.11, 5,778.10 and 2,418.96 is: 3,338.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,186.11 : 5,778.10 = 2,418.96 : x
  2. Step 2: Convert to fraction form
    4,186.11/5,778.10 = 2,418.96/x
  3. Step 3: Cross multiply
    4,186.11x = 5,778.10 × 2,418.96
  4. Step 4: Simplify right side
    4,186.11x = 13,976,986.73
  5. Step 5: Solve for x
    x = 13,976,986.73/4,186.11
  6. Step 6: Final answer
    x = 3,338.90

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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.