Home / 9,771.91-13,480.43-5,993.87

Finding the Fourth Proportional to 9,771.91, 13,480.43 and 5,993.87

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Solution

The fourth proportional to 9,771.91, 13,480.43 and 5,993.87 is: 8,268.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,771.91 : 13,480.43 = 5,993.87 : x
  2. Step 2: Convert to fraction form
    9,771.91/13,480.43 = 5,993.87/x
  3. Step 3: Cross multiply
    9,771.91x = 13,480.43 × 5,993.87
  4. Step 4: Simplify right side
    9,771.91x = 80,799,847.59
  5. Step 5: Solve for x
    x = 80,799,847.59/9,771.91
  6. Step 6: Final answer
    x = 8,268.58

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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.