Home / 5,488.80-8,236.08-2,202.24

Finding the Fourth Proportional to 5,488.80, 8,236.08 and 2,202.24

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Solution

The fourth proportional to 5,488.80, 8,236.08 and 2,202.24 is: 3,304.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,488.80 : 8,236.08 = 2,202.24 : x
  2. Step 2: Convert to fraction form
    5,488.80/8,236.08 = 2,202.24/x
  3. Step 3: Cross multiply
    5,488.80x = 8,236.08 × 2,202.24
  4. Step 4: Simplify right side
    5,488.80x = 18,137,824.82
  5. Step 5: Solve for x
    x = 18,137,824.82/5,488.80
  6. Step 6: Final answer
    x = 3,304.52

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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.