Home / 5,503.70-8,255.82-2,216.35

Finding the Fourth Proportional to 5,503.70, 8,255.82 and 2,216.35

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Solution

The fourth proportional to 5,503.70, 8,255.82 and 2,216.35 is: 3,324.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,503.70 : 8,255.82 = 2,216.35 : x
  2. Step 2: Convert to fraction form
    5,503.70/8,255.82 = 2,216.35/x
  3. Step 3: Cross multiply
    5,503.70x = 8,255.82 × 2,216.35
  4. Step 4: Simplify right side
    5,503.70x = 18,297,805.29
  5. Step 5: Solve for x
    x = 18,297,805.29/5,503.70
  6. Step 6: Final answer
    x = 3,324.64

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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.