Home / 5,777.87-8,667.26-2,080.48

Finding the Fourth Proportional to 5,777.87, 8,667.26 and 2,080.48

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Solution

The fourth proportional to 5,777.87, 8,667.26 and 2,080.48 is: 3,120.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,777.87 : 8,667.26 = 2,080.48 : x
  2. Step 2: Convert to fraction form
    5,777.87/8,667.26 = 2,080.48/x
  3. Step 3: Cross multiply
    5,777.87x = 8,667.26 × 2,080.48
  4. Step 4: Simplify right side
    5,777.87x = 18,032,017.75
  5. Step 5: Solve for x
    x = 18,032,017.75/5,777.87
  6. Step 6: Final answer
    x = 3,120.88

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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.