Home / 3,745.62-5,613.36-2,075.79

Finding the Fourth Proportional to 3,745.62, 5,613.36 and 2,075.79

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Solution

The fourth proportional to 3,745.62, 5,613.36 and 2,075.79 is: 3,110.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,745.62 : 5,613.36 = 2,075.79 : x
  2. Step 2: Convert to fraction form
    3,745.62/5,613.36 = 2,075.79/x
  3. Step 3: Cross multiply
    3,745.62x = 5,613.36 × 2,075.79
  4. Step 4: Simplify right side
    3,745.62x = 11,652,156.55
  5. Step 5: Solve for x
    x = 11,652,156.55/3,745.62
  6. Step 6: Final answer
    x = 3,110.88

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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.