Home / 8,520.60-11,758.14-4,793.88

Finding the Fourth Proportional to 8,520.60, 11,758.14 and 4,793.88

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Solution

The fourth proportional to 8,520.60, 11,758.14 and 4,793.88 is: 6,615.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,520.60 : 11,758.14 = 4,793.88 : x
  2. Step 2: Convert to fraction form
    8,520.60/11,758.14 = 4,793.88/x
  3. Step 3: Cross multiply
    8,520.60x = 11,758.14 × 4,793.88
  4. Step 4: Simplify right side
    8,520.60x = 56,367,112.18
  5. Step 5: Solve for x
    x = 56,367,112.18/8,520.60
  6. Step 6: Final answer
    x = 6,615.39

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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.