Home / 6,091.88-8,406.80-3,297.40

Finding the Fourth Proportional to 6,091.88, 8,406.80 and 3,297.40

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Solution

The fourth proportional to 6,091.88, 8,406.80 and 3,297.40 is: 4,550.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,091.88 : 8,406.80 = 3,297.40 : x
  2. Step 2: Convert to fraction form
    6,091.88/8,406.80 = 3,297.40/x
  3. Step 3: Cross multiply
    6,091.88x = 8,406.80 × 3,297.40
  4. Step 4: Simplify right side
    6,091.88x = 27,720,582.32
  5. Step 5: Solve for x
    x = 27,720,582.32/6,091.88
  6. Step 6: Final answer
    x = 4,550.42

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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.