Home / 5,378.22-8,067.07-3,200.77

Finding the Fourth Proportional to 5,378.22, 8,067.07 and 3,200.77

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Solution

The fourth proportional to 5,378.22, 8,067.07 and 3,200.77 is: 4,801.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,378.22 : 8,067.07 = 3,200.77 : x
  2. Step 2: Convert to fraction form
    5,378.22/8,067.07 = 3,200.77/x
  3. Step 3: Cross multiply
    5,378.22x = 8,067.07 × 3,200.77
  4. Step 4: Simplify right side
    5,378.22x = 25,820,835.64
  5. Step 5: Solve for x
    x = 25,820,835.64/5,378.22
  6. Step 6: Final answer
    x = 4,801.00

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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.