Home / 8,692.28-13,033.56-3,758.84

Finding the Fourth Proportional to 8,692.28, 13,033.56 and 3,758.84

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Solution

The fourth proportional to 8,692.28, 13,033.56 and 3,758.84 is: 5,636.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,692.28 : 13,033.56 = 3,758.84 : x
  2. Step 2: Convert to fraction form
    8,692.28/13,033.56 = 3,758.84/x
  3. Step 3: Cross multiply
    8,692.28x = 13,033.56 × 3,758.84
  4. Step 4: Simplify right side
    8,692.28x = 48,991,066.67
  5. Step 5: Solve for x
    x = 48,991,066.67/8,692.28
  6. Step 6: Final answer
    x = 5,636.16

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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.