Home / 5,425.40-7,486.13-3,067.49

Finding the Fourth Proportional to 5,425.40, 7,486.13 and 3,067.49

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Solution

The fourth proportional to 5,425.40, 7,486.13 and 3,067.49 is: 4,232.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,425.40 : 7,486.13 = 3,067.49 : x
  2. Step 2: Convert to fraction form
    5,425.40/7,486.13 = 3,067.49/x
  3. Step 3: Cross multiply
    5,425.40x = 7,486.13 × 3,067.49
  4. Step 4: Simplify right side
    5,425.40x = 22,963,613.58
  5. Step 5: Solve for x
    x = 22,963,613.58/5,425.40
  6. Step 6: Final answer
    x = 4,232.61

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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.