Home / 5,522.22-7,620.71-3,164.36

Finding the Fourth Proportional to 5,522.22, 7,620.71 and 3,164.36

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Solution

The fourth proportional to 5,522.22, 7,620.71 and 3,164.36 is: 4,366.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,522.22 : 7,620.71 = 3,164.36 : x
  2. Step 2: Convert to fraction form
    5,522.22/7,620.71 = 3,164.36/x
  3. Step 3: Cross multiply
    5,522.22x = 7,620.71 × 3,164.36
  4. Step 4: Simplify right side
    5,522.22x = 24,114,615.97
  5. Step 5: Solve for x
    x = 24,114,615.97/5,522.22
  6. Step 6: Final answer
    x = 4,366.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.