Home / 5,651.20-8,480.46-4,267.72

Finding the Fourth Proportional to 5,651.20, 8,480.46 and 4,267.72

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Solution

The fourth proportional to 5,651.20, 8,480.46 and 4,267.72 is: 6,404.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,651.20 : 8,480.46 = 4,267.72 : x
  2. Step 2: Convert to fraction form
    5,651.20/8,480.46 = 4,267.72/x
  3. Step 3: Cross multiply
    5,651.20x = 8,480.46 × 4,267.72
  4. Step 4: Simplify right side
    5,651.20x = 36,192,228.75
  5. Step 5: Solve for x
    x = 36,192,228.75/5,651.20
  6. Step 6: Final answer
    x = 6,404.34

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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.