Home / 8,584.20-12,876.30-3,652.56

Finding the Fourth Proportional to 8,584.20, 12,876.30 and 3,652.56

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Solution

The fourth proportional to 8,584.20, 12,876.30 and 3,652.56 is: 5,478.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,584.20 : 12,876.30 = 3,652.56 : x
  2. Step 2: Convert to fraction form
    8,584.20/12,876.30 = 3,652.56/x
  3. Step 3: Cross multiply
    8,584.20x = 12,876.30 × 3,652.56
  4. Step 4: Simplify right side
    8,584.20x = 47,031,458.33
  5. Step 5: Solve for x
    x = 47,031,458.33/8,584.20
  6. Step 6: Final answer
    x = 5,478.84

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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.