Home / 5,425.20-7,486.74-3,067.35

Finding the Fourth Proportional to 5,425.20, 7,486.74 and 3,067.35

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Solution

The fourth proportional to 5,425.20, 7,486.74 and 3,067.35 is: 4,232.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,425.20 : 7,486.74 = 3,067.35 : x
  2. Step 2: Convert to fraction form
    5,425.20/7,486.74 = 3,067.35/x
  3. Step 3: Cross multiply
    5,425.20x = 7,486.74 × 3,067.35
  4. Step 4: Simplify right side
    5,425.20x = 22,964,451.94
  5. Step 5: Solve for x
    x = 22,964,451.94/5,425.20
  6. Step 6: Final answer
    x = 4,232.92

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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.