Home / 11,270.16-16,900.11-4,692.42

Finding the Fourth Proportional to 11,270.16, 16,900.11 and 4,692.42

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Solution

The fourth proportional to 11,270.16, 16,900.11 and 4,692.42 is: 7,036.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,270.16 : 16,900.11 = 4,692.42 : x
  2. Step 2: Convert to fraction form
    11,270.16/16,900.11 = 4,692.42/x
  3. Step 3: Cross multiply
    11,270.16x = 16,900.11 × 4,692.42
  4. Step 4: Simplify right side
    11,270.16x = 79,302,414.17
  5. Step 5: Solve for x
    x = 79,302,414.17/11,270.16
  6. Step 6: Final answer
    x = 7,036.49

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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.