Home / 8,520.96-11,757.12-4,794.24

Finding the Fourth Proportional to 8,520.96, 11,757.12 and 4,794.24

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Solution

The fourth proportional to 8,520.96, 11,757.12 and 4,794.24 is: 6,615.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,520.96 : 11,757.12 = 4,794.24 : x
  2. Step 2: Convert to fraction form
    8,520.96/11,757.12 = 4,794.24/x
  3. Step 3: Cross multiply
    8,520.96x = 11,757.12 × 4,794.24
  4. Step 4: Simplify right side
    8,520.96x = 56,366,454.99
  5. Step 5: Solve for x
    x = 56,366,454.99/8,520.96
  6. Step 6: Final answer
    x = 6,615.04

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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.