Home / 5,849.80-8,072.85-3,197.21

Finding the Fourth Proportional to 5,849.80, 8,072.85 and 3,197.21

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Solution

The fourth proportional to 5,849.80, 8,072.85 and 3,197.21 is: 4,412.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,849.80 : 8,072.85 = 3,197.21 : x
  2. Step 2: Convert to fraction form
    5,849.80/8,072.85 = 3,197.21/x
  3. Step 3: Cross multiply
    5,849.80x = 8,072.85 × 3,197.21
  4. Step 4: Simplify right side
    5,849.80x = 25,810,562.28
  5. Step 5: Solve for x
    x = 25,810,562.28/5,849.80
  6. Step 6: Final answer
    x = 4,412.21

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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.