Home / 11,125.41-16,692.75-4,882.20

Finding the Fourth Proportional to 11,125.41, 16,692.75 and 4,882.20

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Solution

The fourth proportional to 11,125.41, 16,692.75 and 4,882.20 is: 7,325.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,125.41 : 16,692.75 = 4,882.20 : x
  2. Step 2: Convert to fraction form
    11,125.41/16,692.75 = 4,882.20/x
  3. Step 3: Cross multiply
    11,125.41x = 16,692.75 × 4,882.20
  4. Step 4: Simplify right side
    11,125.41x = 81,497,344.05
  5. Step 5: Solve for x
    x = 81,497,344.05/11,125.41
  6. Step 6: Final answer
    x = 7,325.33

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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.