Home / 3,108.17-4,656.42-2,692.64

Finding the Fourth Proportional to 3,108.17, 4,656.42 and 2,692.64

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Solution

The fourth proportional to 3,108.17, 4,656.42 and 2,692.64 is: 4,033.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108.17 : 4,656.42 = 2,692.64 : x
  2. Step 2: Convert to fraction form
    3,108.17/4,656.42 = 2,692.64/x
  3. Step 3: Cross multiply
    3,108.17x = 4,656.42 × 2,692.64
  4. Step 4: Simplify right side
    3,108.17x = 12,538,074.39
  5. Step 5: Solve for x
    x = 12,538,074.39/3,108.17
  6. Step 6: Final answer
    x = 4,033.91

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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.