Home / 6,286.36-8,675.58-3,634.42

Finding the Fourth Proportional to 6,286.36, 8,675.58 and 3,634.42

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Solution

The fourth proportional to 6,286.36, 8,675.58 and 3,634.42 is: 5,015.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,286.36 : 8,675.58 = 3,634.42 : x
  2. Step 2: Convert to fraction form
    6,286.36/8,675.58 = 3,634.42/x
  3. Step 3: Cross multiply
    6,286.36x = 8,675.58 × 3,634.42
  4. Step 4: Simplify right side
    6,286.36x = 31,530,701.46
  5. Step 5: Solve for x
    x = 31,530,701.46/6,286.36
  6. Step 6: Final answer
    x = 5,015.73

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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.