Home / 5,849.88-8,072.68-3,197.20

Finding the Fourth Proportional to 5,849.88, 8,072.68 and 3,197.20

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Solution

The fourth proportional to 5,849.88, 8,072.68 and 3,197.20 is: 4,412.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,849.88 : 8,072.68 = 3,197.20 : x
  2. Step 2: Convert to fraction form
    5,849.88/8,072.68 = 3,197.20/x
  3. Step 3: Cross multiply
    5,849.88x = 8,072.68 × 3,197.20
  4. Step 4: Simplify right side
    5,849.88x = 25,809,972.50
  5. Step 5: Solve for x
    x = 25,809,972.50/5,849.88
  6. Step 6: Final answer
    x = 4,412.05

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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.