Home / 4,486.14-6,728.68-1,199.49

Finding the Fourth Proportional to 4,486.14, 6,728.68 and 1,199.49

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Solution

The fourth proportional to 4,486.14, 6,728.68 and 1,199.49 is: 1,799.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,486.14 : 6,728.68 = 1,199.49 : x
  2. Step 2: Convert to fraction form
    4,486.14/6,728.68 = 1,199.49/x
  3. Step 3: Cross multiply
    4,486.14x = 6,728.68 × 1,199.49
  4. Step 4: Simplify right side
    4,486.14x = 8,070,960.64
  5. Step 5: Solve for x
    x = 8,070,960.64/4,486.14
  6. Step 6: Final answer
    x = 1,799.09

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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.