Home / 4,067.80-5,613.12-2,299

Finding the Fourth Proportional to 4,067.80, 5,613.12 and 2,299

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Solution

The fourth proportional to 4,067.80, 5,613.12 and 2,299 is: 3,172.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,067.80 : 5,613.12 = 2,299 : x
  2. Step 2: Convert to fraction form
    4,067.80/5,613.12 = 2,299/x
  3. Step 3: Cross multiply
    4,067.80x = 5,613.12 × 2,299
  4. Step 4: Simplify right side
    4,067.80x = 12,904,562.88
  5. Step 5: Solve for x
    x = 12,904,562.88/4,067.80
  6. Step 6: Final answer
    x = 3,172.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.