Home / 4,196.80-6,286.32-2,729.44

Finding the Fourth Proportional to 4,196.80, 6,286.32 and 2,729.44

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Solution

The fourth proportional to 4,196.80, 6,286.32 and 2,729.44 is: 4,088.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,196.80 : 6,286.32 = 2,729.44 : x
  2. Step 2: Convert to fraction form
    4,196.80/6,286.32 = 2,729.44/x
  3. Step 3: Cross multiply
    4,196.80x = 6,286.32 × 2,729.44
  4. Step 4: Simplify right side
    4,196.80x = 17,158,133.26
  5. Step 5: Solve for x
    x = 17,158,133.26/4,196.80
  6. Step 6: Final answer
    x = 4,088.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.