Home / 9,133.82-13,692.50-3,286.32

Finding the Fourth Proportional to 9,133.82, 13,692.50 and 3,286.32

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Solution

The fourth proportional to 9,133.82, 13,692.50 and 3,286.32 is: 4,926.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,133.82 : 13,692.50 = 3,286.32 : x
  2. Step 2: Convert to fraction form
    9,133.82/13,692.50 = 3,286.32/x
  3. Step 3: Cross multiply
    9,133.82x = 13,692.50 × 3,286.32
  4. Step 4: Simplify right side
    9,133.82x = 44,997,920.17
  5. Step 5: Solve for x
    x = 44,997,920.17/9,133.82
  6. Step 6: Final answer
    x = 4,926.52

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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.