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Finding the Fourth Proportional to 8,855.33, 13,277.12 and 4,692.74

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Solution

The fourth proportional to 8,855.33, 13,277.12 and 4,692.74 is: 7,035.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,855.33 : 13,277.12 = 4,692.74 : x
  2. Step 2: Convert to fraction form
    8,855.33/13,277.12 = 4,692.74/x
  3. Step 3: Cross multiply
    8,855.33x = 13,277.12 × 4,692.74
  4. Step 4: Simplify right side
    8,855.33x = 62,305,982.26
  5. Step 5: Solve for x
    x = 62,305,982.26/8,855.33
  6. Step 6: Final answer
    x = 7,035.99

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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.