Home / 3,682.50-5,522.40-1,216.59

Finding the Fourth Proportional to 3,682.50, 5,522.40 and 1,216.59

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Solution

The fourth proportional to 3,682.50, 5,522.40 and 1,216.59 is: 1,824.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,682.50 : 5,522.40 = 1,216.59 : x
  2. Step 2: Convert to fraction form
    3,682.50/5,522.40 = 1,216.59/x
  3. Step 3: Cross multiply
    3,682.50x = 5,522.40 × 1,216.59
  4. Step 4: Simplify right side
    3,682.50x = 6,718,496.62
  5. Step 5: Solve for x
    x = 6,718,496.62/3,682.50
  6. Step 6: Final answer
    x = 1,824.44

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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.