Home / 5,437.43-7,503.50-3,198.80

Finding the Fourth Proportional to 5,437.43, 7,503.50 and 3,198.80

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Solution

The fourth proportional to 5,437.43, 7,503.50 and 3,198.80 is: 4,414.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,437.43 : 7,503.50 = 3,198.80 : x
  2. Step 2: Convert to fraction form
    5,437.43/7,503.50 = 3,198.80/x
  3. Step 3: Cross multiply
    5,437.43x = 7,503.50 × 3,198.80
  4. Step 4: Simplify right side
    5,437.43x = 24,002,166.28
  5. Step 5: Solve for x
    x = 24,002,166.28/5,437.43
  6. Step 6: Final answer
    x = 4,414.25

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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.