Home / 2,692.62-4,037.04-1,393.38

Finding the Fourth Proportional to 2,692.62, 4,037.04 and 1,393.38

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Solution

The fourth proportional to 2,692.62, 4,037.04 and 1,393.38 is: 2,089.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,692.62 : 4,037.04 = 1,393.38 : x
  2. Step 2: Convert to fraction form
    2,692.62/4,037.04 = 1,393.38/x
  3. Step 3: Cross multiply
    2,692.62x = 4,037.04 × 1,393.38
  4. Step 4: Simplify right side
    2,692.62x = 5,625,130.80
  5. Step 5: Solve for x
    x = 5,625,130.80/2,692.62
  6. Step 6: Final answer
    x = 2,089.09

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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.