Home / 8,526.13-12,793.11-3,847.39

Finding the Fourth Proportional to 8,526.13, 12,793.11 and 3,847.39

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Solution

The fourth proportional to 8,526.13, 12,793.11 and 3,847.39 is: 5,772.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,526.13 : 12,793.11 = 3,847.39 : x
  2. Step 2: Convert to fraction form
    8,526.13/12,793.11 = 3,847.39/x
  3. Step 3: Cross multiply
    8,526.13x = 12,793.11 × 3,847.39
  4. Step 4: Simplify right side
    8,526.13x = 49,220,083.48
  5. Step 5: Solve for x
    x = 49,220,083.48/8,526.13
  6. Step 6: Final answer
    x = 5,772.85

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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.