Home / 3,682.56-5,522.64-1,216.92

Finding the Fourth Proportional to 3,682.56, 5,522.64 and 1,216.92

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Solution

The fourth proportional to 3,682.56, 5,522.64 and 1,216.92 is: 1,824.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,682.56 : 5,522.64 = 1,216.92 : x
  2. Step 2: Convert to fraction form
    3,682.56/5,522.64 = 1,216.92/x
  3. Step 3: Cross multiply
    3,682.56x = 5,522.64 × 1,216.92
  4. Step 4: Simplify right side
    3,682.56x = 6,720,611.07
  5. Step 5: Solve for x
    x = 6,720,611.07/3,682.56
  6. Step 6: Final answer
    x = 1,824.98

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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.