Home / 5,522.80-8,284.20-2,606.80

Finding the Fourth Proportional to 5,522.80, 8,284.20 and 2,606.80

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Solution

The fourth proportional to 5,522.80, 8,284.20 and 2,606.80 is: 3,910.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,522.80 : 8,284.20 = 2,606.80 : x
  2. Step 2: Convert to fraction form
    5,522.80/8,284.20 = 2,606.80/x
  3. Step 3: Cross multiply
    5,522.80x = 8,284.20 × 2,606.80
  4. Step 4: Simplify right side
    5,522.80x = 21,595,252.56
  5. Step 5: Solve for x
    x = 21,595,252.56/5,522.80
  6. Step 6: Final answer
    x = 3,910.20

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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.