Home / 6,286.52-8,675.39-3,453.98

Finding the Fourth Proportional to 6,286.52, 8,675.39 and 3,453.98

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Solution

The fourth proportional to 6,286.52, 8,675.39 and 3,453.98 is: 4,766.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,286.52 : 8,675.39 = 3,453.98 : x
  2. Step 2: Convert to fraction form
    6,286.52/8,675.39 = 3,453.98/x
  3. Step 3: Cross multiply
    6,286.52x = 8,675.39 × 3,453.98
  4. Step 4: Simplify right side
    6,286.52x = 29,964,588.81
  5. Step 5: Solve for x
    x = 29,964,588.81/6,286.52
  6. Step 6: Final answer
    x = 4,766.48

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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.