Home / 11,251.02-16,862.85-8,468.73

Finding the Fourth Proportional to 11,251.02, 16,862.85 and 8,468.73

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Solution

The fourth proportional to 11,251.02, 16,862.85 and 8,468.73 is: 12,692.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,251.02 : 16,862.85 = 8,468.73 : x
  2. Step 2: Convert to fraction form
    11,251.02/16,862.85 = 8,468.73/x
  3. Step 3: Cross multiply
    11,251.02x = 16,862.85 × 8,468.73
  4. Step 4: Simplify right side
    11,251.02x = 142,806,923.68
  5. Step 5: Solve for x
    x = 142,806,923.68/11,251.02
  6. Step 6: Final answer
    x = 12,692.80

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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.