Home / 3,684.14-5,518.11-2,381.66

Finding the Fourth Proportional to 3,684.14, 5,518.11 and 2,381.66

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Solution

The fourth proportional to 3,684.14, 5,518.11 and 2,381.66 is: 3,567.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,684.14 : 5,518.11 = 2,381.66 : x
  2. Step 2: Convert to fraction form
    3,684.14/5,518.11 = 2,381.66/x
  3. Step 3: Cross multiply
    3,684.14x = 5,518.11 × 2,381.66
  4. Step 4: Simplify right side
    3,684.14x = 13,142,261.86
  5. Step 5: Solve for x
    x = 13,142,261.86/3,684.14
  6. Step 6: Final answer
    x = 3,567.25

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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.