Home / 5,633.70-8,450.55-2,555.70

Finding the Fourth Proportional to 5,633.70, 8,450.55 and 2,555.70

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Solution

The fourth proportional to 5,633.70, 8,450.55 and 2,555.70 is: 3,833.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,633.70 : 8,450.55 = 2,555.70 : x
  2. Step 2: Convert to fraction form
    5,633.70/8,450.55 = 2,555.70/x
  3. Step 3: Cross multiply
    5,633.70x = 8,450.55 × 2,555.70
  4. Step 4: Simplify right side
    5,633.70x = 21,597,070.64
  5. Step 5: Solve for x
    x = 21,597,070.64/5,633.70
  6. Step 6: Final answer
    x = 3,833.55

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Similar ratio
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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.