Home / 5,603.20-8,393.88-3,257.44

Finding the Fourth Proportional to 5,603.20, 8,393.88 and 3,257.44

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Solution

The fourth proportional to 5,603.20, 8,393.88 and 3,257.44 is: 4,879.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,603.20 : 8,393.88 = 3,257.44 : x
  2. Step 2: Convert to fraction form
    5,603.20/8,393.88 = 3,257.44/x
  3. Step 3: Cross multiply
    5,603.20x = 8,393.88 × 3,257.44
  4. Step 4: Simplify right side
    5,603.20x = 27,342,560.47
  5. Step 5: Solve for x
    x = 27,342,560.47/5,603.20
  6. Step 6: Final answer
    x = 4,879.81

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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.