Home / 8,520.28-11,757.18-4,794.04

Finding the Fourth Proportional to 8,520.28, 11,757.18 and 4,794.04

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Solution

The fourth proportional to 8,520.28, 11,757.18 and 4,794.04 is: 6,615.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,520.28 : 11,757.18 = 4,794.04 : x
  2. Step 2: Convert to fraction form
    8,520.28/11,757.18 = 4,794.04/x
  3. Step 3: Cross multiply
    8,520.28x = 11,757.18 × 4,794.04
  4. Step 4: Simplify right side
    8,520.28x = 56,364,391.21
  5. Step 5: Solve for x
    x = 56,364,391.21/8,520.28
  6. Step 6: Final answer
    x = 6,615.32

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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.