Home / 8,534.61-12,847.21-6,086.37

Finding the Fourth Proportional to 8,534.61, 12,847.21 and 6,086.37

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Solution

The fourth proportional to 8,534.61, 12,847.21 and 6,086.37 is: 9,161.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,534.61 : 12,847.21 = 6,086.37 : x
  2. Step 2: Convert to fraction form
    8,534.61/12,847.21 = 6,086.37/x
  3. Step 3: Cross multiply
    8,534.61x = 12,847.21 × 6,086.37
  4. Step 4: Simplify right side
    8,534.61x = 78,192,858.31
  5. Step 5: Solve for x
    x = 78,192,858.31/8,534.61
  6. Step 6: Final answer
    x = 9,161.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.