Home / 5,587.44-8,383.58-3,858.90

Finding the Fourth Proportional to 5,587.44, 8,383.58 and 3,858.90

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Solution

The fourth proportional to 5,587.44, 8,383.58 and 3,858.90 is: 5,790.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,587.44 : 8,383.58 = 3,858.90 : x
  2. Step 2: Convert to fraction form
    5,587.44/8,383.58 = 3,858.90/x
  3. Step 3: Cross multiply
    5,587.44x = 8,383.58 × 3,858.90
  4. Step 4: Simplify right side
    5,587.44x = 32,351,396.86
  5. Step 5: Solve for x
    x = 32,351,396.86/5,587.44
  6. Step 6: Final answer
    x = 5,790.02

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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.