Home / 11,168.28-15,414.57-6,692.94

Finding the Fourth Proportional to 11,168.28, 15,414.57 and 6,692.94

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Solution

The fourth proportional to 11,168.28, 15,414.57 and 6,692.94 is: 9,237.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,168.28 : 15,414.57 = 6,692.94 : x
  2. Step 2: Convert to fraction form
    11,168.28/15,414.57 = 6,692.94/x
  3. Step 3: Cross multiply
    11,168.28x = 15,414.57 × 6,692.94
  4. Step 4: Simplify right side
    11,168.28x = 103,168,792.14
  5. Step 5: Solve for x
    x = 103,168,792.14/11,168.28
  6. Step 6: Final answer
    x = 9,237.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.