Home / 3,682.96-5,524.82-1,218.23

Finding the Fourth Proportional to 3,682.96, 5,524.82 and 1,218.23

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Solution

The fourth proportional to 3,682.96, 5,524.82 and 1,218.23 is: 1,827.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,682.96 : 5,524.82 = 1,218.23 : x
  2. Step 2: Convert to fraction form
    3,682.96/5,524.82 = 1,218.23/x
  3. Step 3: Cross multiply
    3,682.96x = 5,524.82 × 1,218.23
  4. Step 4: Simplify right side
    3,682.96x = 6,730,476.89
  5. Step 5: Solve for x
    x = 6,730,476.89/3,682.96
  6. Step 6: Final answer
    x = 1,827.47

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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.