Home / 5,633.38-8,447.04-3,993.13

Finding the Fourth Proportional to 5,633.38, 8,447.04 and 3,993.13

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Solution

The fourth proportional to 5,633.38, 8,447.04 and 3,993.13 is: 5,987.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,633.38 : 8,447.04 = 3,993.13 : x
  2. Step 2: Convert to fraction form
    5,633.38/8,447.04 = 3,993.13/x
  3. Step 3: Cross multiply
    5,633.38x = 8,447.04 × 3,993.13
  4. Step 4: Simplify right side
    5,633.38x = 33,730,128.84
  5. Step 5: Solve for x
    x = 33,730,128.84/5,633.38
  6. Step 6: Final answer
    x = 5,987.55

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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.